 | Lex Barker - Westernheld und Playboy (2023) as Self - Interviewee |
 | Hollywood in the Atomic Age: Monsters! Martians! Mad Scientists! (2021) as Self |
 | Fly Trap: Catching a Classic (2019) as Self |
 | Risk Factor (2015) as Damon Ramsay |
 | Club Utopia (2014) as Sisco |
 | The Scarlet Worm (2011) as Mr. Paul (as Montgomery Ford) |
 | Capers (2009) as Curtis |
 | Hierarchy (2009) as Father Mulligan |
 | Paura: Lucio Fulci Remembered - Volume 1 (2008) as Self |
 | Asesinato en el Meneo (2001) as Representante Global Enterprices |
 | Free Fall (1999) as Chief of Security Tom Mason |
 | Terminal Rush (1996) as Nate |
 | Kissinger and Nixon (1995) as Secretary of State William P. Rogers |
 | First Degree (1995) as Alonzo Galeno |
 | Expect No Mercy (1995) as Bromfield |
 | Gregory K (1993) as Judge Thomas Kirk |
 | Beyond Justice (1992) as Sal Cuomo |
 | To Catch a Killer (1992) as Stan Wilder |
 | The Godfather Part III (1990) as Douglas Michelson |
 | Back Stab (1990) as Ken Updike |
 | Demonia (1990) as Professor Paul Evans |
 | Un gatto nel cervello (1990) as Human Monster |
 | La bahía esmeralda (1989) as Luis |
 | Il gatto nero (1989) as Leonard Levin |
 | Sogno proibito (1988) as Paul |
 | Quando Alice ruppe lo specchio (1988) as Lester Parson |
 | Der Commander (1988) as McPherson |
 | Cop Game - Giochi di poliziotto (1988) as Gen. Morris |
 | Ratboy (1986) as Mr. Manes |
 | Il miele del diavolo (1986) as Dott. Guido Domenici |
 | Scruples (1981) as Derek Wagner |
 | The Crash of Flight 401 (1978) as Standish |
 | Where Does It Hurt? (1972) as Dr. Paolo Quagliomo |
 | Quante volte... quella notte (1971) as John Price |
 | Roy Colt e Winchester Jack (1970) as Roy Colt |
 | Las trompetas del apocalipsis (1969) as Richard |
 | 20.000 dollari sporchi di sangue (1969) as Fred Leinster |
 | L'ira di Dio (1968) as Mike Barnett |
 | Tutto sul rosso (1968) as Mike Chapman |
 | Oggi a me... domani a te! (1968) as Bill Kiowa |
 | Un día después de agosto (1968) |
 | The Movie Orgy (1968) as Self (archive footage) |
 | Le dolci signore (1967) as Norma's husband |
 | Bang Bang (1967) as Inspector Dan |
 | 3 notti violente (1966) |
 | Uccidete Johnny Ringo (1966) as Johnny Ringo |
 | Der Kongreß amüsiert sich (1966) as Baron Stefan Abonyi |
 | Misión Lisboa (1965) as George Farrell |
 | Berlino - Appuntamento per le spie (1965) as Bert Morris |
 | L'Heure de la vérité (1965) as Fred Blythe |
 | Il magnifico cornuto (1964) as Maria Grazia's Partner in Nightclub (uncredited) |
 | Il ponte dei sospiri (1964) as Rolando Candiano |
 | Jack und Jenny (1963) as Jack |
 | Twice-Told Tales (1963) as Giovanni Guasconti |
 | Il magnifico avventuriero (1963) as Benvenuto Cellini |
 | Le sette spade del vendicatore (1962) as Don Carlos de Bazan |
| | Five Fingers : Thin Ice (1961) as Iban Ahmed |
 | Return to Peyton Place (1961) as Ted Carter |
 | Desire in the Dust (1960) as Dr. Ned Thomas |
 | The Girl in Lovers Lane (1960) as Bix Dugan |
 | Four Fast Guns (1960) as Johnny Naco |
 | Blood and Steel (1959) as Jim |
 | The Atomic Submarine (1959) as Carl Neilson Jr. |
 | Jet Over The Atlantic (1959) as Dr. Vanderbird |
 | The Best of Everything (1959) as Eddie Harris |
 | The Silent Kill (1959) as John Bowman |
 | Return of the Fly (1959) as Philippe Delambre |
 | Speed Crazy (1959) as Nick Barrow |
 | The Last Blitzkrieg (1959) as Captain Levin |
 | Submarine Seahawk (1958) as Lt. (J. G.) David Shore |
 | I Want to Live! (1958) as Sailor at party (uncredited) |
 | Cry Baby Killer (1958) as Manny Cole |
 | High School Hellcats (1958) as Mike Landers |
 | Lafayette Escadrille (1958) as Frank Baylies |
 | Hot Rod Rumble (1957) as Jim Lawrence |
 | Three Bad Sisters (1956) as Carlos |
 | To Hell and Back (1955) as Saunders |
 | Revenge of the Creature (1955) as Pete (uncredited) |
 | The Black Shield of Falworth (1954) as Young Squire / Apprentice Knight (uncredited) |
 | Ma and Pa Kettle at Home (1954) as Elwin Kettle |
 | Walking My Baby Back Home (1953) as Soldier (uncredited) |
 | The Man from the Alamo (1953) as Courier (uncredited) |
 | All I Desire (1953) as Chuck |
 | The Damnation as Phil (voice) |
| | Mamie Exposed! The Life and Loves of the Last Blonde Bombshell |
| | Capers Writer |
