Mitch Pileggi
Born
April 5, 1952 (73 years old)
Known For
Acting
Place of Birth
Portland, Oregon, USA
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.
Known For

Desert Shadows
Professor Charles M. Ridley
2022

American Traitor: The Trial of Axis Sally
John Kelly
2021

Walker
Bonham Walker · (69 episodes)
2021

Helstrom
Papa · (1 episode)
2020

Polaroid
Sheriff Thomas Pembroke
2019

The Rookie
Rex · (1 episode)
2018

Transformers: The Last Knight
TRF Group Leader
2017

Supergirl
Rama Khan · (4 episodes)
2015

The Girl in the Photographs
Sheriff Porter
2015

Dallas
Harris Ryland · (40 episodes)
2012

The Finder
Eddie Ross · (1 episode)
2012

Mega Cyclone
Gunter MacGregor
2011

American Horror Story
Art · (2 episodes)
2011

Against the Wall
Randall · (1 episode)
2011
Woodshop
Miller
2010

Human Target
Leonard Kreese · (1 episode)
2010

Stargate Atlantis: Fans' Choice
Steven Caldwell
2009

Castle
Hans Brauer · (1 episode)
2009

Xtra Credit
John Weller
2009

Leverage
Colin Saunders · (1 episode)
2008

Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed
Narrator (voice) · (13 episodes)
2008

Flash of Genius
Macklin Tyler
2008

Sons of Anarchy
Ernest Darby · (13 episodes)
2008

The X Files: I Want to Believe
Walter Skinner
2008

In Plain Sight
Al Dennison · (1 episode)
2008

Recount
Bill Daley
2008

Reaper
(1 episode)
2007

Man in the Chair
Floyd
2007

Day Break
Detective Spivak · (13 episodes)
2006

Brothers and Sisters
Browne Carter · (3 episodes)
2006

Supernatural
Samuel Campbell · (7 episodes)
2005

Supernatural
Samuel Campbell / Shapeshifter · (1 episode)
2005

Grey's Anatomy
Lawrence Jennings · (7 episodes)
2005

Grey's Anatomy
Larry Jennings · (2 episodes)
2005

Medium
Dan Burroughs · (4 episodes)
2005

Boston Legal
U.S. Attorney Mark Freestone · (1 episode)
2004

The Mountain
Colin Dowling · (13 episodes)
2004

The Batman
Commissioner Gordon (voice) · (14 episodes)
2004

The Batman
Gordon (voice) · (1 episode)
2004

Stargate Atlantis
Steven Caldwell · (22 episodes)
2004

Tarzan
Richard Clayton · (8 episodes)
2003

NCIS
Wynn Crawford · (1 episode)
2003

Nip/Tuck
Dr. Russell Marcus · (1 episode)
2003

First to Die
Warren Jacobi
2003

Birds of Prey
Al Hawke · (1 episode)
2002

The Lone Gunmen
Walter Skinner · (1 episode)
2001

Conspiracy Theory: Did We Land on the Moon?
Narrator
2001

CSI: Crime Scene Investigation
Happy Harry Desmond · (1 episode)
2000

Gun Shy
Dexter Helvenshaw
2000

The West Wing
Senator Dresden · (1 episode)
1999

Law & Order: Special Victims Unit
Jack Hammond · (2 episodes)
1999

Batman Beyond
Dr. Stanton (voice) · (1 episode)
1999
Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed 4 - Unmasking the Magician: The Final Reveal
Host
1998

That '70s Show
Bull · (1 episode)
1998

Legion of Fire: Killer Ants
Police Chief Jeff Croy
1998

The X-Files
Assistant Director Walter Skinner
1998
Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed 3
Host
1998
Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed 2
Host
1998

Inside The X-Files
Self
1998

Breaking the Magician's Code: Magic's Biggest Secrets Finally Revealed
Host
1997

Raven Hawk
Carl Rikker
1996

Vampire in Brooklyn
Tony the Hitman
1995

ER
Terry Waters · (1 episode)
1994

Dangerous Touch
Vince
1994

Trouble Shooters: Trapped Beneath the Earth
Thompson
1993

The X-Files
Walter Skinner · (89 episodes)
1993

The X-Files
Walter Skinner / SS Sturmbannfuehrer · (1 episode)
1993

Basic Instinct
Internal Affairs Investigator
1992

Roc
White Officer · (1 episode)
1991

Knight Rider 2000
Thomas J. Watts
1991

Guilty As Charged
Dominique
1991

Night Visions
Captain Keller
1990

Get a Life
Max · (1 episode)
1990

Alien Nation
(1 episode)
1989

Shocker
Horace Pinker
1989

Brothers in Arms
Caleb
1988

Return of the Living Dead Part II
Sarge
1988

Three O'Clock High
Duke Herman
1987

3 On a Match
Bull Tully
1987

Death Wish 4: The Crackdown
Lab Foreman
1987

U.S. Marshals: Waco & Rhinehart
Gate AP
1987

Dalton: Code of Vengeance II
Verbeck
1986

On the Line
Stephens
1984

The A-Team
Paul Winkle · (1 episode)
1983

Mongrel
Woody
1982

Falcon Crest
Saunder's Henchman · (2 episodes)
1981

Falcon Crest
Eddie · (1 episode)
1981

Dallas
Morrisey · (2 episodes)
1978