- Jerks
2000
- Animated Soviet Propaganda
1997 Narrator (voice)
- Angel Eyes
1993 Vince
- Il vizio infinito
1992 (archive footage)
- Empire of the Dark
1991 Arkham
- The Channeler
1991 Jack
- Lies of the Twins
1991 Jack Roth
- Operation Las Vegas
1990 Jefferson
- Rescue Force
1990 Stryker
- Highway to Hell
1990 Earl Dent
- The Alien Within
1990 Max Adrian
- Terminal Force
1989 Nick Tyree
- Above the War
1989 General O'Connor
- Ninja Operation 2 - Way Of Challenge
1988 Ninja Master Gordon
- Dark Mission: Flowers of Evil
1988 Lt. Sparks
- Ninja Operation 5 - Godfather The Master
1987 Gordon
- The Ninja Squad
1987 Ninja Master Gordon
- Ninja Commandments
1987 Ninja Master Gordon
- Hitman the Cobra
1987 Phillip
- Ninja Operation: Knight and Warrior
1987 Ninja Master Gordon
- Cobra Against Ninja
1987 Ninja Master Gordon
- Ninja Hunt
1987 Gordon
- Ninja Kill
1987 Gordon
- Ninja Operation 6: Champion on Fire
1987 Master Gordon
- The Ninja Showdown
1987 Ninja Master Gordon
- Scalps
1987 Story
- Ninja Terminator
1986 Harry MacQueen
- Ninja the Protector
1986 Gordon Anderson
- Ninja Dragon
1986 Ninja Master Gordon
- Diamond Ninja Force
1986 Gordon
- Three Men on Fire
1986 Director
- Ninja Champion
1986 Richard
- È arrivato mio fratello
1985 Spinetti
- Ninja Strike
1985
- Majestic Thunderbolt
1985 Richard
- Blood Debts
1985 Writer
- Inferno Thunderbolt
1985 Richard
- Scorpion Thunderbolt
1984 Richard
- Fireback
1983 Jack Kaplan
- Rescue Team
1983 Robert Burton
- Hajji Washington
1983 President Andrew Johnson / Grover Cleveland
- Amok
1983 Elton Horn
- Hunters Crossing
1983 Burns Jr.
- Corri come il vento Kiko
1982 Guido, il padre
- Challenge of the Tiger
1980 Assistant Director
- Sex and Black Magic
1980 Paul
- La mondana nuda
1980
- Naples: A Story of Love and Vengeance
1980 Frank
- Strategy for a Mission of Death
1979 Richard Benson
- Don't Trust the Mafia
1979 Commissioner Ferrari
- Napoli... i 5 della squadra speciale
1979 Areangeli
- Devil's Island
1979 Američki narednik Taylor
- Şahit
1978 Turan
- Provincia violenta
1978 Augusto
- Mad Dog Killer
1977 Santini
- Achtung! The Desert Tigers
1977 Maj. Lexman
- Clouzot & C. contro Borsalino & C.
1977 Writer
- Natascha - Todesgrüsse aus Moskau
1977 Bukow
- Boxer Rebellion
1976 General Waldersee
- The Four Assassins
1975 Marco Polo
- Anasının Gözü
1975
- Four for All
1975 Jolando
- The Sewer Rats
1974 The Cripple
- The Story of a Poor Young Man
1974 The notary
- Two Brothers in Trinity
1972 Director
- Shoot Joe, and Shoot Again
1972 Joe Dakota
- Fabulous Trinity
1972 Scott
- Deadly Trackers
1972 Jeff Carter
- You Can Do a Lot with 7 Women
1972 Mike Spencer
- The Godfather's Friend
1972 Richard Maddock
- Pugni, pirati e karatè
1972 Gargantua/Garga
- Dig Your Grave Friend... Sabata's Coming
1971 Steve McGowan
- His Name Was King
1971 John 'King' Marley
- The Sheriff of Rock Spring
1971 Sheriff
- Holy Water Joe
1971 Charlie Bennett
- The Hideout
1971 Max
- Churchill's Leopards
1970 Lt. Richard Benson / Lt. Hans Müller
- Reverend's Colt
1970 Sheriff Donovan
- Stagecoach of the Condemned
1970 Robert Walton
- Pussycat, Pussycat, I Love You
1970 Hero
- 36 Hours of Hell
1969 Captain Stern
- Vengeance
1968 Jokko Barrat
- One After Another
1968 Stan Ross
- Between God, The Devil and a Winchester
1968 Father Pat Jordan
- Fantabulous Inc.
1968 Richard Werner aka Karl Meyer
- Master Stroke
1967 Arthur Lang
- 28 Minutes for 3 Million Dollars
1967 Jacques
- Hot Diamonds in Cold Blood
1967 Steve Norton
- Killers Are Challenged
1966 Bob Fleming
- Rojo
1966 Donald "El Rojo" Sorenson
- Ring Around the World
1966 Fred Lester
- Secret Agent Fireball
1965 Robert Fleming
- $100,000 for Ringo
1965 Lee 'Ringo' Barton
- Temple of a Thousand Lights
1965 Alan Foster
- The Pitiless Three
1964 Jeff Walker
- Giants of Rome
1964 Claudius Marcellus
- Messalina Against the Son of Hercules
1964 Glaucus
- The Two Gladiators
1964 Lucius Crassus
- Revolt of the Praetorians
1964 Velerio Rufo
- Three Sergeants of Bengal
1964 sergente Frankie Ross
- Los dinamiteros
1964 Actor en 'Rapiña en Golden City' (uncredited)
- The Saracens
1963 Marco Trevisan
- Son of Hercules vs. Medusa
1963 Perseo
- Gunfight at Red Sands
1963 Richard - Ricardo 'Gringo' Martinez
- Avenger of the Seven Seas
1962 David Robinson
- Gladiators 7
1962 Darius
- The Invincible Gladiator
1961 Rezius
- Master of the World
1961 Alistair
- Tall Story
1960 Student
- Battle Flame
1959 2nd Lt. Wechsler
- Too Much, Too Soon
1958 Swimming Companion (uncredited)
- South Pacific
1958 Co-Pilot
- Jeanne Eagels
1957 Cpl. Hodgson in 'Rain' (uncredited)
- Kronos
1957 Pilot
