<page_title> Mitch Pileggi </page_title> <section_title> Television </section_title> <table> <cell> The X-Files <col_header> Title </col_header> </cell> <cell> Walter Skinner <col_header> Role </col_header> </cell> <cell> Stargate Atlantis <col_header> Title </col_header> </cell> <cell> Colonel Steven Caldwell <col_header> Role </col_header> </cell> <cell> Sons of Anarchy <col_header> Title </col_header> </cell> <cell> Ernest Darby <col_header> Role </col_header> </cell> <cell> 2012–2014 <col_header> Year(s) </col_header> </cell> <cell> Dallas <col_header> Title </col_header> </cell> <cell> Harris Ryland <col_header> Role </col_header> </cell> </table>
Mitch Pileggi played as Walter Skinner in The X-Files, Colonel Steven Caldwell in Stargate Atlantis, Ernest Darby in Sons of Anarchy and Harris Ryland in the Dallas (2012–2014).