Tom O'Brien

50

McVeigh (2024)

as Gun Show Vendor

Alan and the Rulers of the Air (2023)

as Greg

69

Bones and All (2022)

as Mr. Harmon (uncredited)

62

Chappaquiddick (2018)

as Neighbor's Husband

31

Alien Incursion (2006)

as Stucker

83

Supernatural (2005)

TV show · as Clark Adams

52

The Perfect Husband: The Laci Peterson Story (2004)

as Det. Frank Ross

62

D.C. Sniper: 23 Days of Fear (2003)

as Lieutenant Jacobs

72

The Dead Zone (2002)

TV show · as Dr. Jaeger

76

Smallville (2001)

TV show · as Roger Nixon

78

CSI: Crime Scene Investigation (2000)

TV show · as Max Duncan

55

The Astronaut's Wife (1999)

as Allen Dodge

77

Charmed (1998)

TV show · as Zile

83

Stargate SG-1 (1997)

TV show · as Brian Vogler

63

Timecop (1997)

TV show

74

Early Edition (1996)

TV show · as Kurt Porter

70

JAG (1995)

TV show · as Captain Cahill

84

The X-Files (1993)

TV show · as Sgt. Louis Frisch

For Love and Glory (1993)

as Christian Morgan

62

Crash Landing: The Rescue of Flight 232 (1992)

as Chris Porter

70

Son of the Morning Star (1991)

TV show · as Charlie Reynolds

Love and Lies (1990)

as Tom

Bar Girls (1990)

as Jack Gallagher

51

Physical Evidence (1989)

as Matthew "Matt" Farley

70

The Accused (1988)

as Larry

50

Satisfaction (1988)

as Hubba

71

21 Jump Street (1987)

TV show · as Jake Whitaker / Danny Jacobson

68

thirtysomething (1987)

TV show

63

The Big Easy (1986)

as Bobby McSwain

70

L.A. Law (1986)

TV show · as Justin Pregerson

75

Moonlighting (1985)

TV show · as Inmate

77

The Twilight Zone (1985)

TV show

72

Call to Glory (1984)

TV show · as Patrick

74

Murder, She Wrote (1984)

TV show · as Jason Giles

Call to Glory (1984)

as Patrick Thomas