John Mahon

Credits

Cast Credits

Cold Case (2003)

Guest starring as Colonel

• Episode 1x22: The Plan (May 2, 2004)

Star Trek: Enterprise (2001)

Guest starring as Fleet Admiral Gardner (Mirror Universe)

• Episode 4x19: In a Mirror, Darkly (2) (Apr 29, 2005)

Crossing Jordan (2001)

Guest starring as Gary Steins

• Episode 2x04: Payback (Oct 14, 2002)

Angel (1999)

Guest starring as Trevor Lockley (2 episodes)

• Episode 1x15: The Prodigal (Feb 22, 2000)
• Episode 1x06: Sense & Sensitivity (Nov 9, 1999)

The Pretender (1996)

Guest starring as Eugene Clark

• Episode 2x13: A Stand Up Guy (Mar 14, 1998)

Frasier (1993)

Guest starring as Uncle Walt Crane

• Episode 5x16: Beware of Greeks (Mar 17, 1998)

The X-Files (1993)

Guest starring as General Wegman (2 episodes)

• Episode 6x05: Dreamland (2) (Dec 6, 1998)
• Episode 6x04: Dreamland (1) (Nov 29, 1998)

Baywatch (1989)

Guest starring as Arnold Anderson

• Episode 1x09: The Cretin of the Shallows (Dec 1, 1989) [Co-Star]

Stingray (1986)

Guest starring as Desk Sgt.

• Episode 1x04: Sometimes You Gotta Sing the Blues (Apr 8, 1986) [Co-Star]

Misfits of Science (1985)

Guest starring as Technician

• Episode 1x03: Guess What's Coming to Dinner? (Oct 25, 1985) [Co-Star]

MacGyver (1985)

Guest starring as Vendor

• Episode 1x09: The Prodigal (Dec 8, 1985) [Co-Star]

Manimal (1983)

Guest starring as Man

• Episode 1x07: Breath of the Dragon (Dec 10, 1983) [Co-Star]

St. Elsewhere (1982)

Guest starring as Police Officer

• Episode 3x24: Cheers (Mar 27, 1985) [Co-Star]

Knight Rider (1982)

Guest starring as Alfie Girdler

• Episode 4x09: Knight Racer (Nov 29, 1985) [Co-Star]

Cagney & Lacey (1982)

Guest starring as DPA Clerk

• Episode 3x05: Baby Broker (Apr 30, 1984) [Co-Star]