ScreenLog
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.
Filmography
Taken (2008)
as Stuart St. John
Universal Soldier: The Return (1999)
as Dr. Dylan Cotner
Air Force One (1997)
as Agent Gibbs
Gattaca (1997)
as Dr. Lamar
Barb Wire (1996)
as Alexander Willis
Apollo 13 (1995)
as Henry Hurt
Heat (1995)
as Ralph
A Few Good Men (1992)
as Capt. Whitaker
Billy Bathgate (1991)
as Harvey Preston
Terminator 2: Judgment Day (1991)
as Todd Voight
Internal Affairs (1990)
as Rudy Mohr
The Rookie (1990)
as Blackwell
Volunteers (1985)
as Kent Sutcliffe