Mitch Pileggi
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.
Acted in
Desert Shadows
2022
as Professor Charles M. Ridley
American Traitor: The Trial of Axis Sally
2021
as John Kelly
Walker
2021
as Bonham Walker
Helstrom
2020
as Papa
Polaroid
2019
as Sheriff Thomas Pembroke
The Rookie
2018
as Rex
Transformers: The Last Knight
2017
as TRF Group Leader
Supergirl
2015
as Rama Khan
The Girl in the Photographs
2015
as Sheriff Porter
Dallas
2012
as Harris Ryland
The Finder
2012
as Eddie Ross
Mega Cyclone
2011
as Gunter MacGregor
American Horror Story
2011
as Art
Against the Wall
2011
as Randall
Woodshop
2010
as Miller
Stargate Atlantis: Fans' Choice
2009
as Steven Caldwell
Castle
2009
as Hans Brauer
Xtra Credit
2009
as John Weller
Leverage
2008
as Colin Saunders
Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed
2008
as Narrator (voice)
Flash of Genius
2008
as Macklin Tyler
Sons of Anarchy
2008
as Ernest Darby
The X Files: I Want to Believe
2008
as Walter Skinner
In Plain Sight
2008
Recount
2008
as Bill Daley
Reaper
2007
Man in the Chair
2007
as Floyd
Day Break
2006
as Detective Spivak
Brothers and Sisters
2006
as Browne Carter
Supernatural
2005
as Samuel Campbell
Supernatural
2005
as Samuel Campbell / Shapeshifter
Grey's Anatomy
2005
as Lawrence Jennings
Grey's Anatomy
2005
as Larry Jennings
Medium
2005
as Dan Burroughs
Boston Legal
2004
as U.S. Attorney Mark Freestone
The Mountain
2004
as Colin Dowling
The Batman
2004
as Commissioner Gordon (voice)
The Batman
2004
as Gordon (voice)
Stargate Atlantis
2004
as Steven Caldwell
Tarzan
2003
as Richard Clayton
NCIS
2003
as Wynn Crawford
Nip/Tuck
2003
First to Die
2003
as Warren Jacobi
Birds of Prey
2002
as Al Hawke
The Lone Gunmen
2001
as Walter Skinner
Conspiracy Theory: Did We Land on the Moon?
2001
as Narrator
CSI: Crime Scene Investigation
2000
as Happy Harry Desmond
Gun Shy
2000
as Dexter Helvenshaw
The West Wing
1999
as Senator Dresden
Law & Order: Special Victims Unit
1999
as Jack Hammond
Batman Beyond
1999
as Dr. Stanton (voice)
That '70s Show
1998
as Bull
Legion of Fire: Killer Ants
1998
as Police Chief Jeff Croy
The X Files
1998
as Assistant Director Walter Skinner
Inside The X-Files
1998
as Self
Raven Hawk
1996
as Carl Rikker
Vampire in Brooklyn
1995
as Tony the Hitman
ER
1994
as Terry Waters
Dangerous Touch
1994
as Vince
Trouble Shooters: Trapped Beneath the Earth
1993
as Thompson
The X-Files
1993
as Walter Skinner
The X-Files
1993
as Walter Skinner / SS Sturmbannfuehrer
Basic Instinct
1992
as Internal Affairs Investigator
Roc
1991
as White Officer
Knight Rider 2000
1991
as Thomas J. Watts
Guilty As Charged
1991
as Dominique
Night Visions
1990
as Captain Keller
Get a Life
1990
as Max
Alien Nation
1989
Shocker
1989
as Horace Pinker
Brothers in Arms
1988
as Caleb
Return of the Living Dead Part II
1988
as Sarge
Three O'Clock High
1987
as Duke Herman
3 On a Match
1987
as Bull Tully
Death Wish 4: The Crackdown
1987
as Lab Foreman
U.S. Marshals: Waco & Rhinehart
1987
as Gate AP
Dalton: Code of Vengeance II
1986
as Verbeck
On the Line
1984
as Stephens
The A-Team
1983
as Paul Winkle
Mongrel
1982
as Woody
Falcon Crest
1981
as Saunder's Henchman
Falcon Crest
1981
as Eddie
Dallas
1978
as Morrisey