Gregory Itzin
- Compleanno:
- 04/20/1948
- Luogo di nascita:
- Washington, District of Columbia, USA:
 | The Other Fellow (2023) James Bond |
 | That Guy... Who Was In That Thing 3: Trek Stars (2019) Self |
 | Carte Blanche (2019) Bob Sanders |
 | Dark, Deadly & Dreadful (2018) Dr. Stanton (Room 731) |
 | Ice: The Movie (2018) Joe Grantham |
 | Sensitivity Training (2016) Barry |
 | Room 731 (2015) Doctor Stanton |
| | Room 731 (2015) Dr. Stanton |
 | Small Time (2014) Lennie |
 | Lincoln (2012) Judge John A. Campbell |
 | That Guy... Who Was in That Thing (2012) Self |
 | The Ides of March (2011) Jack Stearns |
 | The Change-Up (2011) Flemming Steel |
 | L.A., I Hate You (2011) George |
 | VideoDome Rent-O-Rama (2010) Mr. Briggs |
 | Law Abiding Citizen (2009) Warden Iger |
 | The Job (2009) Mr. D |
 | Float (2008) Ray Fulton |
 | I Know Who Killed Me (2007) Dr. Greg Jameson |
| | Forfeit (2007) |
 | DC 9/11: Time of Crisis (2003) John Ashcroft |
 | Adaptation. (2002) Prosecutor |
 | Life or Something Like It (2002) Dennis |
 | Evolution (2001) Cartwright |
 | Original Sin (2001) Colonel Worth |
 | What's Cooking? (2000) James Moore |
| | One Last Flight (1999) |
 | Johnny Tsunami (1999) Headmaster Pritchard |
 | The Hunt for the Unicorn Killer (1999) |
 | $30 (1999) Dad |
 | Fear and Loathing in Las Vegas (1998) Mint Hotel Clerk |
 | The Day Lincoln Was Shot (1998) Mr. Crook |
 | Friends 'Til The End (1997) Mr. Romley |
 | Innocent Victims (1996) |
 | Born to Be Wild (1995) Walter Mallinson |
 | Moment of Truth: Stalking Back (1993) Rick Boyer |
 | Donato and Daughter (1993) Cornell |
 | Young Goodman Brown (1993) George Burroughs |
 | Drive Like Lightning (1992) |
 | Dad (1989) Ralph Kramer |
 | The Fabulous Baker Boys (1989) Vince Nancy |
 | How to Get Revenge (1989) Officer P.F. |
| | Carly's Web (1987) |
 | Teen Wolf (1985) English Teacher |
 | Grandma's Last Wish (1985) Newton (as Greg Itzin) |
 | Hard to Hold (1984) Owen |
 | The Other Woman (1983) Mario |
 | Airplane II: The Sequel (1982) Young Man (uncredited) |
 | The Best Little Whorehouse in Texas (1982) Melvin's Crew |
 | Thornwell (1981) Polygraph Tester |
 | Airplane! (1980) Religious Zealot #1 |