GC
Greg Callahan
Actor
Filmography
| 2014 | Default · as Saltzman |
| 2007 | Samantha Who? (TV Series) · as Fake Dad |
| 2005 | Close to Home (TV Series) · as Judge |
| 2005 | Partner(s) · as Jameson |
| 2004 | Rodney (TV Series) · as Stan |
| 2003 | The O.C. (TV Series) · as Plainclothes Cop |
| 2001 | Crossing Jordan (TV Series) · as Mr. Montgomery |
| 2000 | Alien Fury: Countdown to Invasion · as Secretary Of Defense |
| 1999 | The West Wing (TV Series) · as Man |
| 1998 | Godzilla · as The Governor |
| 1998 | Shadow of Doubt · as Judge Nathan |
| 1997 | The Visitor (TV Series) · as Nsa General |
| 1997 | |
| 1997 | Pensacola: Wings of Gold (TV Series) · as Admiral Stockdale |
| 1993 | Ultraman: The Ultimate Hero (TV Series) · as Cast |
| 1993 | Frasier (TV Series) · as Doctor |
| 1991 | Silk Stalkings (TV Series) · as Grady Anderson |
| 1990 | Equal Justice (TV Series) · as Moderator |
| 1989 | Doogie Howser, M.D. (TV Series) · as Dr. Goodland |
| 1989 | Generations (TV Series) · as Prof. Burgess |
| 1987 | Full House (TV Series) · as Mr. Benton |
| 1987 | 21 Jump Street (TV Series) · as Crane's Spokesman |
| 1987 | Married... with Children (TV Series) · as Bank President |
| 1985 | Galtar and the Golden Lance (TV Series) · as Additional Voices |
| 1984 | 1st & Ten (TV Series) · as Commissioner |
| 1984 | Murder, She Wrote (TV Series) · as Edward Delaney |
| 1984 | Airwolf (TV Series) · as Dr. Gastner |
| 1978 | Dallas (TV Series) · as Cast |