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.
138 movies · 74 shows
Recluse
2026·0.0
Oddities
2026·7.0
No Address
2025·6.7
Rust
2024·6.8
Americans with No Address
2024·0.0
Schindler Space Architect
2024·10.0
Reagan
2024·6.4
The Ghost Trap
2024·8.4
Heightened
2023·5.3
Butcher's Crossing
2023·5.9
The Audition
2022·4.0
Alchemy of the Spirit
2022·0.0
The Wall of Mexico
2020·4.3
The Dark and the Wicked
2020·6.1
Dark Harbor
2019·5.3
The Maestro
2018·6.1
City of Lies
2018·6.4
Proud Mary
2018·5.5
Shot
2017·7.4
Born Guilty
2017·4.5
Moments of Clarity
2016·4.6
Allegiant
2016·6.1
Solace
2015·6.4
The Gift
2015·6.2
Son of Batman
2014·7.1
This Last Lonely Place
2014·6.5
Small Time
2014·5.3
Transcendence
2014·6.1
ETXR
2014·3.3
Pony
2014·7.0
Live at the Foxes Den
2013·3.6
Louder Than Words
2013·5.7
That Guy... Who Was in That Thing
2012·6.2
Tales of Everyday Magic
2012·0.0
Five
2011·7.1
Inside
2011·5.0
Seeking Justice
2011·5.9
Girl Walks Into a Bar
2011·5.1
Luster
2010·4.4
Faster
2010·6.4
Below the Beltway
2010·4.8
Kick-Ass
2010·7.1
Bedrooms
2010·3.3
Women in Trouble
2009·5.1
Superman/Batman: Public Enemies
2009·7.1
Repo Chick
2009·3.6
Year One
2009·5.0
Cook County
2009·7.5
The Toe Tactic
2009·4.0
Sparks
2009·4.0
Inside the Box
2009·0.0
Taken
2008·7.4
Fracture
2007·7.3
Seraphim Falls
2007·6.4
The Garage
2006·10.0
Out There
2006·5.3
Magma: Volcanic Disaster
2006·6.4
Deepwater
2005·5.0
Drop Dead Sexy
2005·4.9
North Country
2005·7.2
Standing Still
2005·5.5
The Last Full Measure
2004·7.0
In Enemy Hands
2004·5.9
The Third Date
2003·5.3
Quicksand
2003·4.9
Storytelling
2001·6.5
The Man from Elysian Fields
2001·5.9
China: The Panda Adventure
2001·6.0
Shanghai Noon
2000·6.4
Timecode
2000·5.6
Universal Soldier: The Return
1999·5.9
NetForce
1999·5.0
The Cherry Orchard
1999·5.0
Winchell
1998·6.3
Phoenix
1998·5.5
Driven
1998·5.8
The Truth About Juliet
1998·3.8
Breast Men
1997·5.2
Amistad
1997·7.0
One Night Stand
1997·5.6
Air Force One
1997·6.5
Gattaca
1997·7.6
The Killing Jar
1997·4.4
Persons Unknown
1996·5.5
Apollo 11: First Steps on the Moon
1996·6.5
For Hope
1996·6.3
If These Walls Could Talk
1996·6.7
Bulletproof
1996·5.8
Within the Rock
1996·4.6
The Rock
1996·7.2
Barb Wire
1996·4.1
Poison Ivy 2: Lily
1996·4.7
A Family Thing
1996·6.5
A Kidnapping in the Family
1996·10.0
Heat
1995·7.9
Leaving Las Vegas
1995·7.3
Apollo 13
1995·7.5
Safe
1995·7.0
The Fifteen Minute Hamlet
1995·7.2
Attack of the 50 Ft. Woman
1994·4.7
Roswell
1994·6.1
Caroline at Midnight
1994·3.9
Donato and Daughter
1993·5.7
It's Nothing Personal
1993·7.0
A Few Good Men
1992·7.6
Deadly Matrimony
1992·5.6
Candyman
1992·6.7
The Gun in Betty Lou's Handbag
1992·5.1
A Private Matter
1992·5.5
The Keys
1992·8.0
For the Boys
1991·6.4
Billy Bathgate
1991·5.8
Terminator 2: Judgment Day
1991·8.2
Murder in High Places
1991·4.7
Not of This World
1991·5.1
Dillinger
1991·5.6
The Rookie
1990·5.9
The Grifters
1990·6.5
Short Time
1990·6.5
The Guardian
1990·5.7
The Last of the Finest
1990·5.9
The Assassin
1990·4.2
The Gumshoe Kid
1990·4.0
Internal Affairs
1990·6.4
The Fabulous Baker Boys
1989·6.6
L.A. Takedown
1989·5.5
Deadly Dreams
1988·5.0
Tapeheads
1988·5.4
The Verne Miller Story
1988·10.0
The Lawless Land
1988·5.0
Walker
1987·6.4
Straight to Hell
1987·5.5
Omega Syndrome
1986·4.8
Sid and Nancy
1986·6.7
Volunteers
1985·5.5
Tag: The Assassination Game
1982·5.4
Fire on the Mountain
1981·7.0
Mommie Dearest
1981·6.4