
Xander Berkeley
Biography
Alexander Harper Berkeley (born December 16, 1955) is an American actor. He is known for his television roles as Sheriff Thomas McAllister on the crime drama The Mentalist, George Mason on the political thriller series 24, Percy Rose on the action thriller series Nikita, the Man on The Booth At The End and Gregory in AMC's The Walking Dead. His notable film roles include Todd Voight in Terminator 2: Judgment Day, Agent Gibbs in Air Force One, Bowery Snax in Sid and Nancy, Dr. Lamar in Gattaca, T…
Known For
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Filmography
Acting (216)
Movies (140)
Rust
2025as Blackburn
No Address
2025as Harris
Legacy of Screams: The Evolution of Horror Movies
2025as Self - (archive footage)
Reagan
2024as George Schultz
The Ghost Trap
2024as Maynard
Americans with No Address
2024as Self
Schindler Space Architect
2024as Frank Lloyd Wright (voice)
Butcher's Crossing
2023as Charlie Hoge
Heightened
2023as Gordon
Alchemy of the Spirit
2022as Oliver
The Audition
2022as Joel
The Dark and the Wicked
2020as Priest
The Wall of Mexico
2020as Michael Rand
Dark Harbor
2019as Priest James
City of Lies
2018as Edwards
The Maestro
2018as Mario Castelnuovo-Tedesco
Proud Mary
2018as Uncle
Born Guilty
2017as Mr. Milk
Shot
2017as Dr. Roberts
Allegiant
2016as Phillip
Moments of Clarity
2016as Artemis
Solace
2015as Mr. Ellis
The Gift
2015as Forrest Bobo
This Last Lonely Place
2014as Frank Devore
Transcendence
2014as Dr. Thomas Casey
Son of Batman
2014as Dr. Kirk Langstrom (voice)
ETXR
2014as Gordon Shafer
Pony
2014as Uncle Jeff
Small Time
2014as Chick
Louder Than Words
2013as Dr. Lansen
Live at the Foxes Den
2013as Kenneth
Tales of Everyday Magic
2012as Peter Keller
That Guy... Who Was in That Thing
2012as Self
Seeking Justice
2011as Lieutenant Durgan
Five
2011as Peter
Girl Walks Into a Bar
2011as Moe
Kick-Ass
2010as Detective Gigante
Faster
2010as Sergeant Mallory
Luster
2010as Detective Carter
Below the Beltway
2010as McMahon
Bedrooms
2010as Harry
Year One
2009as King
Superman/Batman: Public Enemies
2009as Captain Atom (voice)
Repo Chick
2009as Father De La Chasse
Inside the Box
2009as Fred O'Brien
Women in Trouble
2009as Mr. Frost
The Toe Tactic
2009as Dad
Sparks
2009as Sid Harris
Cook County
2009as Sonny
Taken
2008as Stuart St. John
Fracture
2007as Judge Moran
Seraphim Falls
2007as Railroad Foreman
Out There
2006as Uncle Doug
Magma: Volcanic Disaster
2006as Peter Shepherd
The Garage
2006as Doc Ruppert
North Country
2005as Arlen Pavich
Drop Dead Sexy
2005as Harkness
Standing Still
2005as Jonathan
Deepwater
2005as Gus
In Enemy Hands
2004as Admiral Kentz
The Last Full Measure
2004
Quicksand
2003as Joey Patterson
The Third Date
2003as Tommy Tulip
Storytelling
2001as Mr. DeMarco
China: The Panda Adventure
2001as Dakar Johnston
The Man from Elysian Fields
2001as Virgil Koster
Shanghai Noon
2000as Nathan Van Cleef
Timecode
2000as Evan Wantz
Universal Soldier: The Return
1999as Dr. Dylan Cotner
NetForce
1999as Bo Tyler
The Cherry Orchard
1999as Yepihodov
The Truth About Juliet
1998as George
Driven
1998as J.D. Johnson
Phoenix
1998as Lt. Clyde Webber
Winchell
1998as Gavreau
Gattaca
1997as Dr. Lamar
Air Force One
1997as Agent Gibbs
One Night Stand
1997as Charlie's Friend
Amistad
1997as Hammond
The Killing Jar
1997as Danny “Figaretto” Evans
Breast Men
1997as Male Interviewer
The Rock
1996as Lonner (uncredited)
Bulletproof
1996as Gentry
Persons Unknown
1996as Tosh
A Family Thing
1996as Sunburned Man
Barb Wire
1996as Alexander Willis
Poison Ivy 2: Lily
1996as Donald Falk
If These Walls Could Talk
1996as John Barrows
For Hope
1996as Date #4 (uncredited)
Apollo 11: First Steps on the Moon
1996as Buzz Aldrin
Within the Rock
1996as Ryan
A Kidnapping in the Family
1996as Curtis Harrison
Heat
1995as Ralph
Apollo 13
1995as Henry Hurt
Leaving Las Vegas
1995as Cynical Cabbie
The Fifteen Minute Hamlet
1995as Shakespeare
Safe
1995as Greg
Roswell
1994as Sherman Carson
Caroline at Midnight
1994as Joey Szabo
Attack of the 50 Ft. Woman
1994as Second Man
Donato and Daughter
1993as Russ Loring
It's Nothing Personal
1993as James Blakemore
A Few Good Men
1992as Capt. Whitaker
Candyman
1992as Trevor Lyle
Deadly Matrimony
1992
The Gun in Betty Lou's Handbag
1992as Marchat
The Keys
1992as Harold
A Private Matter
1992as Peter Zenner
Terminator 2: Judgment Day
1991as Todd Voight
For the Boys
1991as Roberts, Vietnam
Not of This World
1991as Bruce MacNamara
Billy Bathgate
1991as Harvey Preston
Dillinger
1991as Harry Copeland
Murder in High Places
1991as Wayne
The Rookie
1990as Blackwell
The Grifters
1990as Lt. Pierson
Internal Affairs
1990as Rudy Mohr
The Gumshoe Kid
1990as Monty Griswold
The Guardian
1990as Detective
Short Time
1990as Stark
The Assassin
1990as John Patrick Earl
The Last of the Finest
1990as Fast Eddie
The Fabulous Baker Boys
1989as Lloyd
L.A. Takedown
1989as Waingro
The Lawless Land
1988as Ez Andy
Tapeheads
1988as Ricky Fell
Deadly Dreams
1988as Jack Torme
The Verne Miller Story
1988as Cardogan
Walker
1987as Byron Cole
Straight to Hell
1987as Preacher McMahon
Sid and Nancy
1986as Bowery Snax
Omega Syndrome
1986as Yo-Yo
Volunteers
1985as Kent Sutcliffe
Tag: The Assassination Game
1982as Connally
Mommie Dearest
1981as Christopher Crawford
Fire on the Mountain
1981Oddities
Relapse
as Seymour
Recluse
Paradise: Disturbed
Television (76)
Star Wars: Tales of the Empire
2024as Gilad Pellaeon (voice)
FBI: Most Wanted
2020as Maurice Hewitt
Dead Talk Live
2020as Self - Guest
The Mandalorian
2019as Gilad Pellaeon
Truth Be Told
2019as Lee Hackman
Bull
2016as Judge Hollingsworth
MacGyver
2016as General John Acosta
Supergirl
2015as Peter Lockwood
12 Monkeys
2015as Jonathan Foster
Zoo
2015as Ronnie 'Dogstick' Brannigan
Salem
2014as Magistrat Hale
Beware the Batman
2013as Manhunter / Paul Kirk (voice)
Longmire
2012as Jeremiah Rains
Being Human
2011as Liam McClean
The Booth at the End
2011as The Man
The Walking Dead
2010as Gregory
Nikita
2010as Percy Rose
Justified
2010as Charles Monroe
Ben 10: Ultimate Alien
2010as Warden Morgg / Trukk (voice)
The Mentalist
2008as Sheriff Thomas McAllister
Batman: The Brave and the Bold
2008as Sinestro (voice)
Jericho
2006as John Smith (voice)
Bones
2005as Dr. Bancroft
Criminal Minds
2005as Det. Hyde
The Closer
2005as Detective Curt Landry
Medium
2005as Mitchell Slocombe
Boston Legal
2004as A.D.A. Rex Swarthmore
The Batman
2004as Paul (voice)
100 Scariest Movie Moments
2004as Self
Teen Titans
2003as Warp (voice)
Karen Sisco
2003as Alvin Simmons
The Twilight Zone
2002as Harry Kellogg
The Court
2002as Keith Nolan
24
2001as Voice of the Handler
Law & Order: Criminal Intent
2001as George Pagolis
Justice League
2001as General Brak / Dignitary / Soldier (voice)
Going to California
2001as Clay Shelton
Wolf Lake
2001as Carl
CSI: Crime Scene Investigation
2000as Rory Atwater
The West Wing
1999as Franklin Hollis
Batman Beyond
1999as Dr. Childes (voice)
Netforce
1999as Bo Tyler
The Wild Thornberrys
1998as Barking Deer #2 (voice)
Extreme Ghostbusters
1997
The Legend of Calamity Jane
1997as Additional Voices (voice)
Nash Bridges
1996as Neil Wojak
Superman: The Animated Series
1996as Sgt. Corey Mills (voice)
Women: Stories of Passion
1996as Jimbo
The Outer Limits
1995as Terry McCammon
Partners
1995as Christophe Nnngaarzh
ER
1994as Detective Wilson
Gargoyles
1994as Iago (Voice)
Duckman
1994as Hans (voice)
New York Undercover
1994as Dr Carl Weschler
The Tick
1994as Octopaganini (voice)
Life with Louie
1994as Pro Shop Cashier (voice)
The X-Files
1993as Dr. Hodge
The Adventures of Brisco County, Jr.
1993as Brett Bones
Good Advice
1993as Bernard
Law & Order
1990as Clay Pollack
Super Force
1990as Dr Landru
Grand
1990as Jeffrey
Wiseguy
1987as Ray Spiotta
The Twilight Zone
1985as (segment "Take My Life...Please!")
Moonlighting
1985as Scalper
Miami Vice
1984as Tommy Lowell
Riptide
1984as Taxi Driver
The A-Team
1983as Baker
Cagney & Lacey
1982as Maurice
Remington Steele
1982as Dan Kowalski
Tales of the Gold Monkey
1982as Eric Fromby
Falcon Crest
1981as Buzz Whitehead
Hart to Hart
1979as Christopher Hawks
The Incredible Hulk
1977as Tom
M*A*S*H
1972as Marine
Day One
Crew (2)
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