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.
Frequent co-stars
18
Titles
56
Rust
Blackburn • 2025
Filem
★7/10
No Address
Harris • 2025
Filem
★7/10
Reagan
George Schultz • 2024
Filem
★6/10
Butcher's Crossing
Charlie Hoge • 2023
Filem
★6/10
Heightened
Gordon • 2023
Filem
★5/10
The Dark and the Wicked
Priest • 2020
Filem
★6/10
City of Lies
Edwards • 2018
Filem
★6/10
Proud Mary
Uncle • 2018
Filem
★6/10
Shot
Dr. Roberts • 2017
Filem
★7/10
Allegiant
Phillip • 2016
Filem
★6/10
Solace
Mr. Ellis • 2015
Filem
★6/10
Son of Batman
Dr. Kirk Langstrom (voice) • 2014
Filem
★7/10
Transcendence
Dr. Thomas Casey • 2014
Filem
★6/10
That Guy... Who Was in That Thing
Self • 2012
Filem
★6/10
The Booth at the End
The Man • 2011
Siri
★8/10
Seeking Justice
Lieutenant Durgan • 2011
Filem
★6/10
Girl Walks Into a Bar
Moe • 2011
Filem
★5/10
Kick-Ass
Detective Gigante • 2010
Filem
★7/10
Faster
Sergeant Mallory • 2010
Filem
★6/10
Luster
Detective Carter • 2010
Filem
★5/10
Superman/Batman: Public Enemies
Captain Atom (voice) • 2009
Filem
★7/10
Year One
King • 2009
Filem
★5/10
Taken
Stuart St. John • 2008
Filem
★7/10
Fracture
Judge Moran • 2007
Filem
★7/10
Seraphim Falls
Railroad Foreman • 2007
Filem
★6/10
North Country
Arlen Pavich • 2005
Filem
★7/10
Standing Still
Jonathan • 2005
Filem
★5/10
In Enemy Hands
Admiral Kentz • 2004
Filem
★6/10
Quicksand
Joey Patterson • 2003
Filem
★5/10
Shanghai Noon
Nathan Van Cleef • 2000
Filem
★6/10
Timecode
Evan Wantz • 2000
Filem
★6/10
Universal Soldier: The Return
Dr. Dylan Cotner • 1999
Filem
★6/10
Gattaca
Dr. Lamar • 1997
Filem
★8/10
Amistad
Hammond • 1997
Filem
★7/10
Air Force One
Agent Gibbs • 1997
Filem
★7/10
The Killing Jar
Danny “Figaretto” Evans • 1997
Filem
★4/10
A Family Thing
Sunburned Man • 1996
Filem
★6/10
Bulletproof
Gentry • 1996
Filem
★6/10
Poison Ivy 2: Lily
Donald Falk • 1996
Filem
★5/10
Barb Wire
Alexander Willis • 1996
Filem
★4/10
Apollo 13
Henry Hurt • 1995
Filem
★7/10
Roswell
Sherman Carson • 1994
Filem
★6/10
Beberapa Jantan Baik
Capt. Whitaker • 1992
Filem
★8/10
Candyman
Trevor Lyle • 1992
Filem
★7/10
The Gun in Betty Lou's Handbag
Marchat • 1992
Filem
★5/10
Terminator 2: Hari Penghakiman
Todd Voight • 1991
Filem
★8/10
Short Time
Stark • 1990
Filem
★6/10
Internal Affairs
Rudy Mohr • 1990
Filem
★6/10