Tom O'Brien

Full filmography

• Supernatural (2005) as Clark Adams
• CSI: Crime Scene Investigation (2000) as Max Duncan
• Smallville (2001) as Roger Nixon
• Stargate SG-1 (1997) as Brian Vogler
• Charmed (1998) as Zile
• The X-Files (1993) as Sgt. Louis Frisch
• JAG (1995) as Captain Cahill
• Murder, She Wrote (1984) as Jason Giles
• 21 Jump Street (1987) as Jake Whitaker / Danny Jacobson
• L.A. Law (1986) as Justin Pregerson
• Moonlighting (1985) as Inmate
• The Twilight Zone (1985)
• Early Edition (1996)
• Early Edition (1996) as Kurt Porter
• The Dead Zone (2002) as Dr. Jaeger
• thirtysomething (1987)
• Bones and All (2022) as Mr. Harmon (uncredited)
• Call to Glory (1984) as Patrick Thomas
• The Accused (1988) as Larry
• Timecop (1997)
• Throb (1986)
• The Astronaut's Wife (1999) as Allen Dodge
• Son of the Morning Star (1991) as Charlie Reynolds
• Physical Evidence (1989) as Matthew "Matt" Farley