Mitchell Craig “Mitch” Pileggi (born April 5, 1952) is an American actor. Pileggi is known for playing FBI assistant director Walter Skinner on the long-running popular series The X-Files. He also had a recurring role on Stargate Atlantis as Col. Steven Caldwell. He appeared in the 2008 film, Flash of Genius.

2018 • TV

1999 • TV

2005 • TV

2005 • TV

2017 • Movie

1992 • Movie
as TRF Group Leader
as Internal Affairs Investigator
as John Weller
as Gunter MacGregor
as Stephens
as Vince
as Warren Jacobi
as Sheriff Porter
as Assistant Director Walter Skinner
as Floyd
as Professor Charles M. Ridley
as Walter Skinner
as Thomas J. Watts
as Carl Rikker
as Dexter Helvenshaw
as Sheriff Thomas Pembroke
as Sarge
as Horace Pinker
as Captain Keller
as Macklin Tyler
as Rex
1 episodes
as Jack Hammond
2 episodes
as Samuel Campbell
7 episodes
as Samuel Campbell / Shapeshifter
1 episodes
as Lawrence Jennings
9 episodes
as Wynn Crawford
2 episodes
as Happy Harry Desmond
1 episodes
as Walter Skinner
89 episodes
as Walter Skinner / SS Sturmbannfuehrer
1 episodes
as Art
2 episodes
as Hans Brauer
1 episodes
as Ernest Darby
13 episodes
as Senator Dresden
1 episodes
as Bull
1 episodes
as Rama Khan
4 episodes
as Morrisey
2 episodes
as Terry Waters
1 episodes
as Paul Winkle
1 episodes
as Steven Caldwell
22 episodes
as Saunder's Henchman
2 episodes