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