diff --git a/src/textual/_immutable_sequence_view.py b/src/textual/_immutable_sequence_view.py
index 2f01ddd2d5..823c73e6a4 100644
--- a/src/textual/_immutable_sequence_view.py
+++ b/src/textual/_immutable_sequence_view.py
@@ -3,7 +3,7 @@
 from __future__ import annotations
 
 from sys import maxsize
-from typing import Generic, Iterator, Sequence, TypeVar, overload
+from typing import TYPE_CHECKING, Generic, Iterator, Sequence, TypeVar, overload
 
 T = TypeVar("T")
 
@@ -19,11 +19,13 @@ def __init__(self, wrap: Sequence[T]) -> None:
         """
         self._wrap = wrap
 
-    @overload
-    def __getitem__(self, index: int) -> T: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def __getitem__(self, index: slice) -> ImmutableSequenceView[T]: ...
+        @overload
+        def __getitem__(self, index: int) -> T: ...
+
+        @overload
+        def __getitem__(self, index: slice) -> ImmutableSequenceView[T]: ...
 
     def __getitem__(self, index: int | slice) -> T | ImmutableSequenceView[T]:
         return (
diff --git a/src/textual/_node_list.py b/src/textual/_node_list.py
index ac9b425f32..198558777d 100644
--- a/src/textual/_node_list.py
+++ b/src/textual/_node_list.py
@@ -157,11 +157,13 @@ def __iter__(self) -> Iterator[Widget]:
     def __reversed__(self) -> Iterator[Widget]:
         return reversed(self._nodes)
 
-    @overload
-    def __getitem__(self, index: int) -> Widget: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def __getitem__(self, index: slice) -> list[Widget]: ...
+        @overload
+        def __getitem__(self, index: int) -> Widget: ...
+
+        @overload
+        def __getitem__(self, index: slice) -> list[Widget]: ...
 
     def __getitem__(self, index: int | slice) -> Widget | list[Widget]:
         return self._nodes[index]
diff --git a/src/textual/_work_decorator.py b/src/textual/_work_decorator.py
index 71bd67ac1e..9863d08662 100644
--- a/src/textual/_work_decorator.py
+++ b/src/textual/_work_decorator.py
@@ -33,42 +33,42 @@ class WorkerDeclarationError(Exception):
     """An error in the declaration of a worker method."""
 
 
-@overload
-def work(
-    method: Callable[FactoryParamSpec, Coroutine[None, None, ReturnType]],
-    *,
-    name: str = "",
-    group: str = "default",
-    exit_on_error: bool = True,
-    exclusive: bool = False,
-    description: str | None = None,
-    thread: bool = False,
-) -> Callable[FactoryParamSpec, "Worker[ReturnType]"]: ...
-
-
-@overload
-def work(
-    method: Callable[FactoryParamSpec, ReturnType],
-    *,
-    name: str = "",
-    group: str = "default",
-    exit_on_error: bool = True,
-    exclusive: bool = False,
-    description: str | None = None,
-    thread: bool = False,
-) -> Callable[FactoryParamSpec, "Worker[ReturnType]"]: ...
-
+if TYPE_CHECKING:
 
-@overload
-def work(
-    *,
-    name: str = "",
-    group: str = "default",
-    exit_on_error: bool = True,
-    exclusive: bool = False,
-    description: str | None = None,
-    thread: bool = False,
-) -> Decorator[..., ReturnType]: ...
+    @overload
+    def work(
+        method: Callable[FactoryParamSpec, Coroutine[None, None, ReturnType]],
+        *,
+        name: str = "",
+        group: str = "default",
+        exit_on_error: bool = True,
+        exclusive: bool = False,
+        description: str | None = None,
+        thread: bool = False,
+    ) -> Callable[FactoryParamSpec, "Worker[ReturnType]"]: ...
+
+    @overload
+    def work(
+        method: Callable[FactoryParamSpec, ReturnType],
+        *,
+        name: str = "",
+        group: str = "default",
+        exit_on_error: bool = True,
+        exclusive: bool = False,
+        description: str | None = None,
+        thread: bool = False,
+    ) -> Callable[FactoryParamSpec, "Worker[ReturnType]"]: ...
+
+    @overload
+    def work(
+        *,
+        name: str = "",
+        group: str = "default",
+        exit_on_error: bool = True,
+        exclusive: bool = False,
+        description: str | None = None,
+        thread: bool = False,
+    ) -> Decorator[..., ReturnType]: ...
 
 
 def work(
@@ -103,7 +103,7 @@ def decorator(
         method: (
             Callable[DecoratorParamSpec, ReturnType]
             | Callable[DecoratorParamSpec, Coroutine[None, None, ReturnType]]
-        )
+        ),
     ) -> Callable[DecoratorParamSpec, Worker[ReturnType]]:
         """The decorator."""
 
diff --git a/src/textual/app.py b/src/textual/app.py
index eb1d1e8978..f34ca20370 100644
--- a/src/textual/app.py
+++ b/src/textual/app.py
@@ -1680,11 +1680,15 @@ def render(self) -> RenderResult:
 
     ExpectType = TypeVar("ExpectType", bound=Widget)
 
-    @overload
-    def get_child_by_id(self, id: str) -> Widget: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get_child_by_id(self, id: str, expect_type: type[ExpectType]) -> ExpectType: ...
+        @overload
+        def get_child_by_id(self, id: str) -> Widget: ...
+
+        @overload
+        def get_child_by_id(
+            self, id: str, expect_type: type[ExpectType]
+        ) -> ExpectType: ...
 
     def get_child_by_id(
         self, id: str, expect_type: type[ExpectType] | None = None
@@ -1709,13 +1713,15 @@ def get_child_by_id(
             else self.screen.get_child_by_id(id, expect_type)
         )
 
-    @overload
-    def get_widget_by_id(self, id: str) -> Widget: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get_widget_by_id(
-        self, id: str, expect_type: type[ExpectType]
-    ) -> ExpectType: ...
+        @overload
+        def get_widget_by_id(self, id: str) -> Widget: ...
+
+        @overload
+        def get_widget_by_id(
+            self, id: str, expect_type: type[ExpectType]
+        ) -> ExpectType: ...
 
     def get_widget_by_id(
         self, id: str, expect_type: type[ExpectType] | None = None
@@ -2044,21 +2050,23 @@ def _replace_screen(self, screen: Screen) -> Screen:
             self.log.system(f"{screen} REMOVED")
         return screen
 
-    @overload
-    def push_screen(
-        self,
-        screen: Screen[ScreenResultType] | str,
-        callback: ScreenResultCallbackType[ScreenResultType] | None = None,
-        wait_for_dismiss: Literal[False] = False,
-    ) -> AwaitMount: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def push_screen(
-        self,
-        screen: Screen[ScreenResultType] | str,
-        callback: ScreenResultCallbackType[ScreenResultType] | None = None,
-        wait_for_dismiss: Literal[True] = True,
-    ) -> asyncio.Future[ScreenResultType]: ...
+        @overload
+        def push_screen(
+            self,
+            screen: Screen[ScreenResultType] | str,
+            callback: ScreenResultCallbackType[ScreenResultType] | None = None,
+            wait_for_dismiss: Literal[False] = False,
+        ) -> AwaitMount: ...
+
+        @overload
+        def push_screen(
+            self,
+            screen: Screen[ScreenResultType] | str,
+            callback: ScreenResultCallbackType[ScreenResultType] | None = None,
+            wait_for_dismiss: Literal[True] = True,
+        ) -> asyncio.Future[ScreenResultType]: ...
 
     def push_screen(
         self,
@@ -2120,13 +2128,15 @@ def push_screen(
         else:
             return await_mount
 
-    @overload
-    async def push_screen_wait(
-        self, screen: Screen[ScreenResultType]
-    ) -> ScreenResultType: ...
+    if TYPE_CHECKING:
+
+        @overload
+        async def push_screen_wait(
+            self, screen: Screen[ScreenResultType]
+        ) -> ScreenResultType: ...
 
-    @overload
-    async def push_screen_wait(self, screen: str) -> Any: ...
+        @overload
+        async def push_screen_wait(self, screen: str) -> Any: ...
 
     async def push_screen_wait(
         self, screen: Screen[ScreenResultType] | str
diff --git a/src/textual/cache.py b/src/textual/cache.py
index aa368e137b..9186df7cda 100644
--- a/src/textual/cache.py
+++ b/src/textual/cache.py
@@ -8,7 +8,7 @@
 
 from __future__ import annotations
 
-from typing import Dict, Generic, KeysView, TypeVar, overload
+from typing import TYPE_CHECKING, Dict, Generic, KeysView, TypeVar, overload
 
 CacheKey = TypeVar("CacheKey")
 CacheValue = TypeVar("CacheValue")
@@ -127,13 +127,15 @@ def set(self, key: CacheKey, value: CacheValue) -> None:
 
     __setitem__ = set
 
-    @overload
-    def get(self, key: CacheKey) -> CacheValue | None: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get(
-        self, key: CacheKey, default: DefaultValue
-    ) -> CacheValue | DefaultValue: ...
+        @overload
+        def get(self, key: CacheKey) -> CacheValue | None: ...
+
+        @overload
+        def get(
+            self, key: CacheKey, default: DefaultValue
+        ) -> CacheValue | DefaultValue: ...
 
     def get(
         self, key: CacheKey, default: DefaultValue | None = None
@@ -267,13 +269,15 @@ def set(self, key: CacheKey, value: CacheValue) -> None:
 
     __setitem__ = set
 
-    @overload
-    def get(self, key: CacheKey) -> CacheValue | None: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get(
-        self, key: CacheKey, default: DefaultValue
-    ) -> CacheValue | DefaultValue: ...
+        @overload
+        def get(self, key: CacheKey) -> CacheValue | None: ...
+
+        @overload
+        def get(
+            self, key: CacheKey, default: DefaultValue
+        ) -> CacheValue | DefaultValue: ...
 
     def get(
         self, key: CacheKey, default: DefaultValue | None = None
diff --git a/src/textual/css/query.py b/src/textual/css/query.py
index 649738d3a1..bc91f5253d 100644
--- a/src/textual/css/query.py
+++ b/src/textual/css/query.py
@@ -145,11 +145,13 @@ def __iter__(self) -> Iterator[QueryType]:
     def __reversed__(self) -> Iterator[QueryType]:
         return reversed(self.nodes)
 
-    @overload
-    def __getitem__(self, index: int) -> QueryType: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def __getitem__(self, index: slice) -> list[QueryType]: ...
+        @overload
+        def __getitem__(self, index: int) -> QueryType: ...
+
+        @overload
+        def __getitem__(self, index: slice) -> list[QueryType]: ...
 
     def __getitem__(self, index: int | slice) -> QueryType | list[QueryType]:
         return self.nodes[index]
@@ -208,11 +210,13 @@ def exclude(self, selector: str) -> DOMQuery[QueryType]:
             parent=self,
         )
 
-    @overload
-    def first(self) -> QueryType: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def first(self) -> QueryType: ...
 
-    @overload
-    def first(self, expect_type: type[ExpectType]) -> ExpectType: ...
+        @overload
+        def first(self, expect_type: type[ExpectType]) -> ExpectType: ...
 
     def first(
         self, expect_type: type[ExpectType] | None = None
@@ -242,11 +246,13 @@ def first(
         else:
             raise NoMatches(f"No nodes match {self!r} on {self.node!r}")
 
-    @overload
-    def only_one(self) -> QueryType: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def only_one(self) -> QueryType: ...
 
-    @overload
-    def only_one(self, expect_type: type[ExpectType]) -> ExpectType: ...
+        @overload
+        def only_one(self, expect_type: type[ExpectType]) -> ExpectType: ...
 
     def only_one(
         self, expect_type: type[ExpectType] | None = None
@@ -287,11 +293,13 @@ def only_one(
             pass
         return the_one
 
-    @overload
-    def last(self) -> QueryType: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def last(self, expect_type: type[ExpectType]) -> ExpectType: ...
+        @overload
+        def last(self) -> QueryType: ...
+
+        @overload
+        def last(self, expect_type: type[ExpectType]) -> ExpectType: ...
 
     def last(
         self, expect_type: type[ExpectType] | None = None
@@ -318,11 +326,13 @@ def last(
             )
         return last
 
-    @overload
-    def results(self) -> Iterator[QueryType]: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def results(self) -> Iterator[QueryType]: ...
 
-    @overload
-    def results(self, filter_type: type[ExpectType]) -> Iterator[ExpectType]: ...
+        @overload
+        def results(self, filter_type: type[ExpectType]) -> Iterator[ExpectType]: ...
 
     def results(
         self, filter_type: type[ExpectType] | None = None
diff --git a/src/textual/document/_document.py b/src/textual/document/_document.py
index 4a63ff2054..386a6a7713 100644
--- a/src/textual/document/_document.py
+++ b/src/textual/document/_document.py
@@ -182,11 +182,13 @@ def start(self) -> Location:
     def end(self) -> Location:
         """Returns the location of the end of the document."""
 
-    @overload
-    def __getitem__(self, line_index: int) -> str: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def __getitem__(self, line_index: slice) -> list[str]: ...
+        @overload
+        def __getitem__(self, line_index: int) -> str: ...
+
+        @overload
+        def __getitem__(self, line_index: slice) -> list[str]: ...
 
     @abstractmethod
     def __getitem__(self, line_index: int | slice) -> str | list[str]:
diff --git a/src/textual/dom.py b/src/textual/dom.py
index c8243d1edd..340217d0be 100644
--- a/src/textual/dom.py
+++ b/src/textual/dom.py
@@ -1183,24 +1183,26 @@ def _add_children(self, *nodes: Widget) -> None:
 
     WalkType = TypeVar("WalkType", bound="DOMNode")
 
-    @overload
-    def walk_children(
-        self,
-        filter_type: type[WalkType],
-        *,
-        with_self: bool = False,
-        method: WalkMethod = "depth",
-        reverse: bool = False,
-    ) -> list[WalkType]: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def walk_children(
-        self,
-        *,
-        with_self: bool = False,
-        method: WalkMethod = "depth",
-        reverse: bool = False,
-    ) -> list[DOMNode]: ...
+        @overload
+        def walk_children(
+            self,
+            filter_type: type[WalkType],
+            *,
+            with_self: bool = False,
+            method: WalkMethod = "depth",
+            reverse: bool = False,
+        ) -> list[WalkType]: ...
+
+        @overload
+        def walk_children(
+            self,
+            *,
+            with_self: bool = False,
+            method: WalkMethod = "depth",
+            reverse: bool = False,
+        ) -> list[DOMNode]: ...
 
     def walk_children(
         self,
@@ -1236,11 +1238,13 @@ def walk_children(
             nodes.reverse()
         return cast("list[DOMNode]", nodes)
 
-    @overload
-    def query(self, selector: str | None = None) -> DOMQuery[Widget]: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def query(self, selector: str | None = None) -> DOMQuery[Widget]: ...
 
-    @overload
-    def query(self, selector: type[QueryType]) -> DOMQuery[QueryType]: ...
+        @overload
+        def query(self, selector: type[QueryType]) -> DOMQuery[QueryType]: ...
 
     def query(
         self, selector: str | type[QueryType] | None = None
@@ -1261,11 +1265,13 @@ def query(
         else:
             return DOMQuery[QueryType](self, filter=selector.__name__)
 
-    @overload
-    def query_children(self, selector: str | None = None) -> DOMQuery[Widget]: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def query_children(self, selector: type[QueryType]) -> DOMQuery[QueryType]: ...
+        @overload
+        def query_children(self, selector: str | None = None) -> DOMQuery[Widget]: ...
+
+        @overload
+        def query_children(self, selector: type[QueryType]) -> DOMQuery[QueryType]: ...
 
     def query_children(
         self, selector: str | type[QueryType] | None = None
@@ -1290,14 +1296,18 @@ def query_children(
         else:
             return DOMQuery[QueryType](self, deep=False, filter=selector.__name__)
 
-    @overload
-    def query_one(self, selector: str) -> Widget: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def query_one(self, selector: str) -> Widget: ...
 
-    @overload
-    def query_one(self, selector: type[QueryType]) -> QueryType: ...
+        @overload
+        def query_one(self, selector: type[QueryType]) -> QueryType: ...
 
-    @overload
-    def query_one(self, selector: str, expect_type: type[QueryType]) -> QueryType: ...
+        @overload
+        def query_one(
+            self, selector: str, expect_type: type[QueryType]
+        ) -> QueryType: ...
 
     def query_one(
         self,
diff --git a/src/textual/reactive.py b/src/textual/reactive.py
index c9b153a743..fb0224dad0 100644
--- a/src/textual/reactive.py
+++ b/src/textual/reactive.py
@@ -221,15 +221,19 @@ def __set_name__(self, owner: Type[MessageTarget], name: str) -> None:
         default = self._default
         setattr(owner, f"_default_{name}", default)
 
-    @overload
-    def __get__(
-        self: Reactive[ReactiveType], obj: ReactableType, obj_type: type[ReactableType]
-    ) -> ReactiveType: ...
-
-    @overload
-    def __get__(
-        self: Reactive[ReactiveType], obj: None, obj_type: type[ReactableType]
-    ) -> Reactive[ReactiveType]: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def __get__(
+            self: Reactive[ReactiveType],
+            obj: ReactableType,
+            obj_type: type[ReactableType],
+        ) -> ReactiveType: ...
+
+        @overload
+        def __get__(
+            self: Reactive[ReactiveType], obj: None, obj_type: type[ReactableType]
+        ) -> Reactive[ReactiveType]: ...
 
     def __get__(
         self: Reactive[ReactiveType],
diff --git a/src/textual/walk.py b/src/textual/walk.py
index 759649be3b..0f6790c882 100644
--- a/src/textual/walk.py
+++ b/src/textual/walk.py
@@ -17,21 +17,22 @@
     WalkType = TypeVar("WalkType", bound=DOMNode)
 
 
-@overload
-def walk_depth_first(
-    root: DOMNode,
-    *,
-    with_root: bool = True,
-) -> Iterable[DOMNode]: ...
+if TYPE_CHECKING:
 
+    @overload
+    def walk_depth_first(
+        root: DOMNode,
+        *,
+        with_root: bool = True,
+    ) -> Iterable[DOMNode]: ...
 
-@overload
-def walk_depth_first(
-    root: WalkType,
-    filter_type: type[WalkType],
-    *,
-    with_root: bool = True,
-) -> Iterable[WalkType]: ...
+    @overload
+    def walk_depth_first(
+        root: WalkType,
+        filter_type: type[WalkType],
+        *,
+        with_root: bool = True,
+    ) -> Iterable[WalkType]: ...
 
 
 def walk_depth_first(
@@ -74,21 +75,22 @@ def walk_depth_first(
                 push(iter(children))
 
 
-@overload
-def walk_breadth_first(
-    root: DOMNode,
-    *,
-    with_root: bool = True,
-) -> Iterable[DOMNode]: ...
-
+if TYPE_CHECKING:
 
-@overload
-def walk_breadth_first(
-    root: WalkType,
-    filter_type: type[WalkType],
-    *,
-    with_root: bool = True,
-) -> Iterable[WalkType]: ...
+    @overload
+    def walk_breadth_first(
+        root: DOMNode,
+        *,
+        with_root: bool = True,
+    ) -> Iterable[DOMNode]: ...
+
+    @overload
+    def walk_breadth_first(
+        root: WalkType,
+        filter_type: type[WalkType],
+        *,
+        with_root: bool = True,
+    ) -> Iterable[WalkType]: ...
 
 
 def walk_breadth_first(
diff --git a/src/textual/widget.py b/src/textual/widget.py
index 5c701695c3..5d14903d3d 100644
--- a/src/textual/widget.py
+++ b/src/textual/widget.py
@@ -686,11 +686,15 @@ async def _watch_loading(self, loading: bool) -> None:
 
     ExpectType = TypeVar("ExpectType", bound="Widget")
 
-    @overload
-    def get_child_by_id(self, id: str) -> Widget: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get_child_by_id(self, id: str, expect_type: type[ExpectType]) -> ExpectType: ...
+        @overload
+        def get_child_by_id(self, id: str) -> Widget: ...
+
+        @overload
+        def get_child_by_id(
+            self, id: str, expect_type: type[ExpectType]
+        ) -> ExpectType: ...
 
     def get_child_by_id(
         self, id: str, expect_type: type[ExpectType] | None = None
@@ -720,13 +724,15 @@ def get_child_by_id(
             )
         return child
 
-    @overload
-    def get_widget_by_id(self, id: str) -> Widget: ...
+    if TYPE_CHECKING:
 
-    @overload
-    def get_widget_by_id(
-        self, id: str, expect_type: type[ExpectType]
-    ) -> ExpectType: ...
+        @overload
+        def get_widget_by_id(self, id: str) -> Widget: ...
+
+        @overload
+        def get_widget_by_id(
+            self, id: str, expect_type: type[ExpectType]
+        ) -> ExpectType: ...
 
     def get_widget_by_id(
         self, id: str, expect_type: type[ExpectType] | None = None
@@ -1010,23 +1016,25 @@ def mount_all(
         await_mount = self.mount(*widgets, before=before, after=after)
         return await_mount
 
-    @overload
-    def move_child(
-        self,
-        child: int | Widget,
-        *,
-        before: int | Widget,
-        after: None = None,
-    ) -> None: ...
-
-    @overload
-    def move_child(
-        self,
-        child: int | Widget,
-        *,
-        after: int | Widget,
-        before: None = None,
-    ) -> None: ...
+    if TYPE_CHECKING:
+
+        @overload
+        def move_child(
+            self,
+            child: int | Widget,
+            *,
+            before: int | Widget,
+            after: None = None,
+        ) -> None: ...
+
+        @overload
+        def move_child(
+            self,
+            child: int | Widget,
+            *,
+            after: int | Widget,
+            before: None = None,
+        ) -> None: ...
 
     def move_child(
         self,