diff --git a/lib/runnable.js b/lib/runnable.js
index a899e860a1..d0f3aebf18 100644
--- a/lib/runnable.js
+++ b/lib/runnable.js
@@ -350,13 +350,16 @@ Runnable.prototype.run = function(fn) {
       throw new Pending('async skip; aborting execution');
     };
 
-    if (this.allowUncaught) {
-      return callFnAsync(this.fn);
-    }
     try {
       callFnAsync(this.fn);
     } catch (err) {
+      // handles async runnables which actually run synchronously
       emitted = true;
+      if (err instanceof Pending) {
+        return; // done() is already called in this.skip()
+      } else if (this.allowUncaught) {
+        throw err;
+      }
       done(Runnable.toValueOrError(err));
     }
     return;
diff --git a/lib/runner.js b/lib/runner.js
index 3afe9e205e..ca447f139b 100644
--- a/lib/runner.js
+++ b/lib/runner.js
@@ -914,8 +914,9 @@ Runner.prototype.run = function(fn) {
     process.removeListener('uncaughtException', uncaught);
     process.on('uncaughtException', function(err) {
       if (err instanceof Pending) {
-        // return; eslint error
+        return;
       }
+      throw err;
     });
     fn(self.failures);
   });