His appearances include the video "Enemy" for the band Fozzy and speaking roles on Law & Order, Guiding Light, The Cleaner, Desperate Housewives Season 4 and The Philanthropist.
He is known as Crew Cut Man, Deep Throat's assassin, in the TV series The X-Files and as Sam Austen, Kate Austen's father, in Lost.
He joins under the name of Tania, the name Patty Hearst took after she was kidnapped by the Symbionese Liberation Army; upset, George says to the head cult cleaner, "Him you brainwashed?? What's he got that I don't have?!" and the cleaner simply shrugs his shoulders.