| 2019 | That Guy... Who Was In That Thing 3: Trek Stars as Self |
| 2018 | What We Left Behind: Looking Back at Star Trek: Deep Space Nine as Self |
| 2015 | Last of the Independents: Don Siegel and the Making of 'Charley Varrick' as Self |
| 2008 | A Moral Right: The Politics of Dirty Harry as Self |
| 2008 | The Long Shadow of Dirty Harry as Self |
| 2008 | The Business End: Violence in Cinema as Self |
| 2008 | The Craft of Dirty Harry as Self |
| 2004 | Homeland Security as Senator |
| 2003 | The Making of Daniel Boone |
| 2001 | Dirty Harry: The Original as Self - Actor |
| 1998 | Archibald the Rainbow Painter as The Super Super |
| 1998 | Running Woman as Captain Don Gibbs |
| 1995 | Pumpkinhead II as Sean Braddock |
| 1995 | Star Trek: Deep Space Nine - The Way of the Warrior as Garak |
| 1994 | The Puppet Masters as Hawthorne |
| 1994 | There Goes My Baby as Frank |
| 1993 | Telling Secrets as Dr. Phillip Eckhart |
| 1992 | Trancers 3: Deth Lives as Col. Daddy Muthuh |
| 1991 | Prime Target as Police Commissioner |
| 1991 | Çocuk Oyunu 3 as Sergeant Botnick |
| 1991 | Into the Badlands as Sheriff Aaron Starett |
| 1990 | Fatal Charm as Sheriff Harry Childs |
| 1990 | Appearances as Mort |
| 1990 | Rock Hudson as Henry Willson |
| 1989 | The Lady Forgets as Andrew Simms |
| 1988 | Hellraiser II as Larry Cotton |
| 1988 | Liberace as Liberace |
| 1988 | The Verne Miller Story as Pretty Boy Floyd |
| 1988 | Shoot to Kill as Harvey |
| 1987 | Desperate as Seamus |
| 1987 | Hellraiser as Larry Cotton |
| 1986 | Kobra as Detective Monte |
| 1985 | Maske as Dr. Vinton |
| 1985 | Not My Kid as Doctor Royce |
| 1980 | Reward as Frank Morella |
| 1976 | Lanigan's Rabbi as Willie Norman |
| 1975 | Mackintosh and T.J. as Coley |
| 1975 | A Woman for All Men as Steve McCoy |
| 1975 | The Drowning Pool as Pat Reavis |
| 1975 | Someone I Touched as Frank Berlin |
| 1974 | House of Evil |
| 1974 | The Family Kovack as Butch Kovack |
| 1973 | Incident at Vichy as Major |
| 1973 | Charley Varrick as Harman Sullivan |
| 1972 | The Catcher as Andy Hendricks |
| 1971 | Kirli Adam as Killer |
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