Xander Berkeley
Acting
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, Trevor Lyle in Candyman and Ralph in Heat.
Born: December 16, 1955 · Brooklyn, New York City, New York, USA
Filmography (171)
Rust
2025
Actor: Blackburn
No Address
2025
Actor: Harris
Reagan
2024
Actor: George Schultz
TV
Star Wars: Tales of the Empire
2024
Actor: Gilad Pellaeon (vo…
Butcher's Crossing
2023
Actor: Charlie Hoge
The Wall of Mexico
2020
Actor: Michael Rand
The Dark and the Wicked
2020
Actor: Priest
TV
FBI: Most Wanted
2020
Actor: Maurice Hewitt
TV
Truth Be Told
2019
Actor: Lee Hackman
TV
The Mandalorian
2019
Actor: Gilad Pellaeon
Dark Harbor
2019
Actor: Priest James
The Maestro
2018
Actor: Mario Castelnuovo-…
City of Lies
2018
Actor: Edwards
Proud Mary
2018
Actor: Uncle
Shot
2017
Actor: Dr. Roberts
Born Guilty
2017
Actor: Mr. Milk
TV
MacGyver
2016
Actor: General John Acost…
TV
Bull
2016
Actor: Judge Hollingswort…
Moments of Clarity
2016
Actor: Artemis
Allegiant
2016
Actor: Phillip
TV
Supergirl
2015
Actor: Peter Lockwood
Solace
2015
Actor: Mr. Ellis
TV
Zoo
2015
Actor: Ronnie 'Dogstick' …
TV
12 Monkeys
2015
Actor: Jonathan Foster
Son of Batman
2014
Actor: Dr. Kirk Langstrom…
TV
Salem
2014
Actor: Magistrat Hale
Small Time
2014
Actor: Chick
Transcendence
2014
Actor: Dr. Thomas Casey
ETXR
2014
Actor: Gordon Shafer
Live at the Foxes Den
2013
Actor: Kenneth
Louder Than Words
2013
Actor: Dr. Lansen
TV
Beware the Batman
2013
Actor: Manhunter / Paul K…
That Guy... Who Was in That Thing
2012
Actor
TV
Longmire
2012
Actor: Jeremiah Rains
Five
2011
Actor: Peter
Seeking Justice
2011
Actor: Lieutenant Durgan
TV
The Booth at the End
2011
Actor: The Man
Girl Walks Into a Bar
2011
Actor: Moe
TV
Being Human
2011
Actor: Liam McCleanActor: Liam McLean
Luster
2010
Actor: Detective Carter
Faster
2010
Actor: Sergeant Mallory
TV
The Walking Dead
2010
Actor: Gregory
TV
Nikita
2010
Actor: Percy Rose
TV
Ben 10: Ultimate Alien
2010
Actor: Warden Morgg / Tru…
Kick-Ass
2010
Actor: Detective Gigante
TV
Justified
2010
Actor: Charles Monroe
Bedrooms
2010
Actor: Harry
Women in Trouble
2009
Actor: Mr. Frost
Superman/Batman: Public Enemies
2009
Actor: Captain Atom (voic…
Repo Chick
2009
Actor: Father De La Chass…
Year One
2009
Actor: King
Cook County
2009
Actor: SonnyProducer
TV
Batman: The Brave and the Bold
2008
Actor: Sinestro (voice)
TV
The Mentalist
2008
Actor: Sheriff Thomas McA…
Taken
2008
Actor: Stuart St. John
Fracture
2007
Actor: Judge Moran
Seraphim Falls
2007
Actor: Railroad Foreman
TV
Jericho
2006
Actor: John Smith (uncred…Actor: John Smith (voice)
Magma: Volcanic Disaster
2006
Actor: Peter Shepherd
TV
Criminal Minds
2005
Actor: Det. Hyde
TV
Bones
2005
Actor: Dr. Bancroft
TV
The Closer
2005
Actor: Detective Curt Lan…
Deepwater
2005
Actor: Gus
Drop Dead Sexy
2005
Actor: Harkness
North Country
2005
Actor: Arlen Pavich
TV
Medium
2005
Actor: Mitchell Slocombe
Standing Still
2005
Actor: Jonathan
TV
100 Scariest Movie Moments
2004
Actor
TV
Boston Legal
2004
Actor: A.D.A. Rex Swarthm…
TV
The Batman
2004
Actor: Paul (voice)
In Enemy Hands
2004
Actor: Admiral Kentz
TV
Karen Sisco
2003
Actor: Alvin Simmons
TV
Teen Titans
2003
Actor: Mento / General Im…Actor: Warp (voice)
Quicksand
2003
Actor: Joey Patterson
TV
The Twilight Zone
2002
Actor: Harry Kellogg
Storytelling
2001
Actor: Mr. DeMarco
TV
Justice League
2001
Actor: General Brak / Sol…Actor: General Brak / Dig…
TV
24
2001
Actor: George Mason
TV
Law & Order: Criminal Intent
2001
Actor: George Pagolis
The Man from Elysian Fields
2001
Actor: Virgil Koster
TV
CSI: Crime Scene Investigation
2000
Actor: Rory Atwater
Shanghai Noon
2000
Actor: Nathan Van Cleef
Timecode
2000
Actor: Evan Wantz
TV
The West Wing
1999
Actor: Franklin Hollis
Universal Soldier: The Return
1999
Actor: Dr. Dylan Cotner
NetForce
1999
Actor: Bo Tyler
TV
Batman Beyond
1999
Actor: Dr. Childes (voice…
The Cherry Orchard
1999
Actor: Yepihodov
Winchell
1998
Actor: Gavreau
Phoenix
1998
Actor: Lt. Clyde Webber
TV
The Wild Thornberrys
1998
Actor: Barking Deer #2 (v…Actor: Stoat (voice)
Breast Men
1997
Actor: Male Interviewer
Amistad
1997
Actor: Hammond
One Night Stand
1997
Actor: Charlie's Friend
TV
Extreme Ghostbusters
1997
Actor
Air Force One
1997
Actor: Agent Gibbs
Gattaca
1997
Actor: Dr. Lamar
The Killing Jar
1997
Actor: Danny “Figaretto” …
Persons Unknown
1996
Actor: Tosh
Apollo 11: First Steps on the Moon
1996
Actor: Buzz Aldrin
If These Walls Could Talk
1996
Actor: John Barrows
Bulletproof
1996
Actor: Gentry
TV
Superman: The Animated Series
1996
Actor: Sgt. Corey Mills (…
Within the Rock
1996
Actor: Ryan
The Rock
1996
Actor: Lonner (uncredited…
Barb Wire
1996
Actor: Alexander Willis
Poison Ivy 2: Lily
1996
Actor: Donald FalkOther
A Family Thing
1996
Actor: Sunburned Man
TV
Nash Bridges
1996
Actor: Neil Wojak
Heat
1995
Actor: Ralph
Leaving Las Vegas
1995
Actor: Cynical Cabbie
TV
Partners
1995
Actor: Christophe Nnngaar…
Apollo 13
1995
Actor: Henry Hurt
Safe
1995
Actor: Greg
TV
The Outer Limits
1995
Actor: Terry McCammon
TV
Life with Louie
1994
Actor: Pro Shop Cashier (…
TV
Gargoyles
1994
Actor: Iago (Voice)Actor: Coldsteel (Voice)
Attack of the 50 Ft. Woman
1994
Actor: Second Man
TV
ER
1994
Actor: Detective Wilson
TV
The Tick
1994
Actor: Octopaganini (voic…
TV
New York Undercover
1994
Actor: Dr Carl Weschler
Roswell
1994
Actor: Sherman Carson
TV
Duckman
1994
Actor: Hans (voice)
Caroline at Midnight
1994
Actor: Joey Szabo
Donato and Daughter
1993
Actor: Russ Loring
TV
The X-Files
1993
Actor: Dr. Hodge
TV
The Adventures of Brisco County, Jr.
1993
Actor: Brett Bones
TV
Good Advice
1993
Actor: Bernard
A Few Good Men
1992
Actor: Capt. Whitaker
Deadly Matrimony
1992
Actor
Candyman
1992
Actor: Trevor Lyle
The Gun in Betty Lou's Handbag
1992
Actor: Marchat
For the Boys
1991
Actor: Roberts, Vietnam
Billy Bathgate
1991
Actor: Harvey Preston
Terminator 2: Judgment Day
1991
Actor: Todd Voight
Not of This World
1991
Actor: Bruce MacNamara
The Rookie
1990
Actor: Blackwell
TV
Super Force
1990
Actor: Dr. Landru
TV
Law & Order
1990
Actor: Clay Pollack
The Grifters
1990
Actor: Lt. Pierson
Short Time
1990
Actor: Stark
The Guardian
1990
Actor: Detective
The Last of the Finest
1990
Actor: Fast Eddie
The Assassin
1990
Actor: John Patrick Earl
TV
Grand
1990
Actor: Jeffrey
Internal Affairs
1990
Actor: Rudy Mohr
The Fabulous Baker Boys
1989
Actor: Lloyd
L.A. Takedown
1989
Actor: Waingro
Deadly Dreams
1988
Actor: Jack Torme
Tapeheads
1988
Actor: Ricky Fell
The Lawless Land
1988
Actor: Ez Andy
Walker
1987
Actor: Byron Cole
TV
Wiseguy
1987
Actor: Ray Spiotta
Straight to Hell
1987
Actor: Preacher McMahon
Omega Syndrome
1986
Actor: Yo-Yo
Sid and Nancy
1986
Actor: Bowery Snax
TV
The Twilight Zone
1985
Actor: (segment "Take My …
Volunteers
1985
Actor: Kent Sutcliffe
TV
Moonlighting
1985
Actor: Scalper
TV
Miami Vice
1984
Actor: Tommy Lowell
TV
Riptide
1984
Actor: Taxi Driver
TV
The A-Team
1983
Actor: BakerActor: Sergeant Wilson
TV
Remington Steele
1982
Actor: Dan Kowalski
TV
Tales of the Gold Monkey
1982
Actor: Eric Fromby
Tag: The Assassination Game
1982
Actor: Connally
TV
Cagney & Lacey
1982
Actor: Maurice
TV
Falcon Crest
1981
Actor: Buzz Whitehead
Mommie Dearest
1981
Actor: Christopher Crawfo…
TV
Hart to Hart
1979
Actor: Christopher Hawks
TV
The Incredible Hulk
1977
Actor: Tom
TV
M*A*S*H
1972
Actor: Marine