| 1998 | Glam | Don Mallon | ★ 3.5 |
| 1997 | Walking Thunder | Gun Trader | ★ 6.1 |
| 1993 | Short Cuts | Knute Willis | ★ 7.2 |
| 1993 | RoboCop 3 | Sergeant Reed | ★ 4.9 |
| 1992 | Original Intent | Ben Reid | ★ 3.5 |
| 1992 | I Don't Buy Kisses Anymore | Fred | ★ 4.6 |
| 1991 | American Steel | Ferguson | ★ 3.8 |
| 1990 | RoboCop 2 | Sergeant Warren Reed | ★ 6.0 |
| 1989 | Miracle Mile - Die Nacht der Entscheidung | Fred the Cook | ★ 6.9 |
| 1988 | Freedom Fighters - Söldner für die Freiheit | Colonel Kyemba | ★ 5.2 |
| 1987 | RoboCop | Sgt. Warren Reed | ★ 7.3 |
| 1986 | Good to Go | Max | ★ 5.0 |
| 1985 | Between the Darkness and the Dawn | Principal | ★ 6.2 |
| 1985 | Future Project – Die 4. Dimension | Desk Sergeant | ★ 6.2 |
| 1985 | Fast Forward - Sie kannten nur ein Ziel | Mr. Hughes | ★ 5.5 |
| 1984 | Von Sehnsucht verzehrt | Douglas | ★ 5.8 |
| 1984 | Ein tödliches Spiel | Lt. Fleming | ★ 6.4 |
| 1984 | Dark Mirror | Higgens | ★ 5.0 |
| 1983 | Andrea's Story: A Hitchhiking Tragedy | Sgt. Corbett | ★ 2.0 |
| 1983 | Ein Traummann auf der Titelseite | Policeman | ★ 4.3 |
| 1980 | Jahrmarkt | Jerry | ★ 6.4 |
| 1979 | Guayana - Kult der Verdammten | Oliver Ross | ★ 4.8 |
| 1979 | The Child Stealer | Houghton | ★ 6.0 |
| 1977 | Roger & Harry: The Mitera Target | Lt. Shelley | ★ 0.0 |
| 1977 | Green Eyes | Hal | ★ 0.0 |
| 1976 | Der Goldschatz der Matecumbe | Ben | ★ 6.5 |
| 1976 | Buffalo Bill und die Indianer | The Wrangler (Oswald Dart) | ★ 5.4 |
| 1976 | Almos' a Man | Bob Glover | ★ 0.0 |
| 1975 | Der Große aus dem Dunkeln, Teil 2 | Obra Eaker | ★ 5.4 |
| 1975 | Nashville | Wade Cooley | ★ 7.2 |
| 1974 | Heatwave! | Offical | ★ 5.9 |
| 1974 | Willie Dynamite | Baylor the Pimp (uncredited) | ★ 6.4 |
| 1973 | A Dream for Christmas | George Briggs (as Robert Do Qui) | ★ 6.0 |
| 1973 | Coffy - Die Raubkatze | King George | ★ 6.7 |
| 1972 | Lieutenant Schuster's Wife | Det. McCann | ★ 0.0 |
| 1972 | Um drei Uhr geht die Bombe hoch | Andrews | ★ 0.0 |
| 1972 | The Man | Webson | ★ 6.3 |
| 1970 | The Red, White, and Black | Eli Brown | ★ 0.0 |
| 1970 | Tarzan und die Flusspiraten | Metusa | ★ 4.0 |
| 1969 | Die teuflischen Acht | Henry Reed | ★ 5.1 |
| 1968 | Black Power | Street Speaker | ★ 6.5 |
| 1967 | Doctor, You've Got to Be Kidding! | Orderly | ★ 5.5 |
| 1966 | Der Glückspilz | Man in Bar (as Bob Doqui) | ★ 7.2 |
| 1965 | Cincinnati Kid | Philly (uncredited) | ★ 7.0 |
| 1965 | Clarence, der schielende Löwe | Unteroffizier | ★ 6.1 |
| 1965 | Taffy and the Jungle Hunter | | ★ 0.0 |
