
Xander Berkeley
Biography
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.
TV Shows(30)

Star Wars: Tales of the Empire
Gilad Pellaeon (voice)

Dead Talk Live
Self - Guest

FBI: Most Wanted
Maurice Hewitt

Truth Be Told
Lee Hackman

The Mandalorian
Gilad Pellaeon

Bull
Judge Hollingsworth

MacGyver
General John Acosta

Zoo
Ronnie 'Dogstick' Brannigan

12 Monkeys
Jonathan Foster

Supergirl
Peter Lockwood

Salem
Magistrat Hale

Beware the Batman
Manhunter / Paul Kirk (voice)

Longmire
Jeremiah Rains

Being Human
Liam McClean

Being Human
Liam McLean

The Booth at the End
The Man

Nikita
Percy Rose

Ben 10: Ultimate Alien
Warden Morgg / Trukk (voice)

The Walking Dead
Gregory

Justified
Charles Monroe