 The Hell's Gate1989 · Dr. Johns | Dr. Johns |
 Wartime1987 · professor Amundsen | professor Amundsen |
 Seven Dangerous Women1979 · Enrico Cavallari | Enrico Cavallari |
 The War of the Robots1978 · Roger | Roger |
 Covert Action1978 · Grant | Grant |
 The Biggest Battle1978 · American Commando Leader | American Commando Leader |
 Blue Nude1978 · Donovan, Director | Donovan, Director |
 The Bloodsucker Leads the Dance1977 · Count Richard Marnack | Count Richard Marnack |
 Twilight of Love1977 · Guide, Writer | Guide, Writer |
 Casanova & Co.1977 · Marquis Coppafrata (uncredited) | Marquis Coppafrata (uncredited) |
 Violence for Kicks1976 · Stefano's father | Stefano's father |
 Emanuelle in Bangkok1976 · Jimmy | Jimmy |
 Reflections in Black1975 · Anselmi | Anselmi |
 Zorro1975 · Fritz von Merkel | Fritz von Merkel |
 The Murri Affair1974 · Riccardo Murri | Riccardo Murri |
 The Minor1974 · Carlo Salvi (as Giacomo Rossi-Stuart) | Carlo Salvi (as Giacomo Rossi-Stuart) |
 The Last Four Days1974 · Jack Donati | Jack Donati |
 The Fighting Fist of Shanghai Joe1973 · Tricky | Tricky |
 The Off-Road Girl1973 · Giulio Morganti | Giulio Morganti |
 Death Smiles on a Murderer1973 · Dr. von Ravensbrück - Walter's Father | Dr. von Ravensbrück - Walter's Father |
 The Lonely Woman1973 · Richard Leighton | Richard Leighton |
 Mafia Junction1973 · Marco | Marco |
 The Girl with the Moon Skin1972 · Giacomo | Giacomo |
 The Crimes of the Black Cat1972 · Victor Morgan | Victor Morgan |
 You're Jinxed, Friend, You've Met Sacramento1972 · Tom Murdock | Tom Murdock |
 The Godfather1972 · G.I. (uncredited) | G.I. (uncredited) |
 Ben & Charlie1972 · Hawkins, Pinkerton detective | Hawkins, Pinkerton detective |
 The Murder of Julius Caesar1972 · Brutus | Brutus |
 The Double1971 · Giovanni's Brother | Giovanni's Brother |
 The Night Evelyn Came Out of the Grave1971 · Dr. Richard Timberlane | Dr. Richard Timberlane |
 Something Creeping in the Dark1971 · Donald Forrest | Donald Forrest |
 Kill Django...Kill First1971 · Johnny MaGee / Django | Johnny MaGee / Django |
 The Weekend Murders1970 · Ted Collins | Ted Collins |
 Hornets' Nest1970 · Schwalberg | Schwalberg |
 Churchill's Leopards1970 · Major Powell | Major Powell |
 The Last Day of the War1970 · Pvt. Kendall | Pvt. Kendall |
 The Night of the Assassin1970 · Lt. Tibbitt | Lt. Tibbitt |
 The 5-Man Army1969 · One of Gutierrez' Officers | One of Gutierrez' Officers |
 Shadow of Death1969 · Gert Muller | Gert Muller |
 The Battle of the Damned1969 · Major Carter | Major Carter |
 Guess Who's Coming for a Snack?1969 · Comandante del Lager | Comandante del Lager |
 Zorro the Fox1968 · Don Pedro | Don Pedro |
 Ragan1968 · Kohler | Kohler |
 Bloody Che Contra1968 · Prado | Prado |
 Colpo sensazionale al servizio del Sifar1968 · Actor | Actor |
 An Eye for an Eye, A Tooth for a Tooth1967 · Jeff Gordon / Agent Z-55 | Jeff Gordon / Agent Z-55 |
 The Glass Sphinx1967 · Ray | Ray |
 Snow Devils1967 · Cmdr. Rod Jackson | Cmdr. Rod Jackson |
 The Big Blackout1966 · Roland | Roland |
 Ring Around the World1966 · Hitman | Hitman |
 War Between the Planets1966 · Cmdr. Rod Jackson | Cmdr. Rod Jackson |
 Kill, Baby... Kill!1966 · Dr. Paul Eswai | Dr. Paul Eswai |
 Knives of the Avenger1966 · King Arald | King Arald |
 Degueyo1966 · Norman Sandel | Norman Sandel |
 Duel at Sundown1965 · Quents | Quents |
 Kidnapped to Mystery Island1964 · Tremal Naik | Tremal Naik |
 The Revenge of the Gladiators1964 · Fulvio | Fulvio |
 Seven Slaves Against the World1964 · Gaius | Gaius |
 Massacre At Grand Canyon1964 · Sheriff Burt Cooley | Sheriff Burt Cooley |
 The Last Man on Earth1964 · Ben Cortman | Ben Cortman |
 Temple of the White Elephant1964 · Reginald Milliner | Reginald Milliner |
 Badmen of the West1964 · Sheriff Gary Smith | Sheriff Gary Smith |
 Arms of the Avenger1963 · Vannozzo Duchesca | Vannozzo Duchesca |
 Gunfight at Red Sands1963 · Sheriff Lance Corbett | Sheriff Lance Corbett |
 Zorro and the Three Musketeers1963 · Athos | Athos |
 The Shortest Day1963 · Soldato austriaco (uncredited) | Soldato austriaco (uncredited) |
 Catherine of Russia1963 · Count Poniatowski | Count Poniatowski |
 The Avenger1962 · Eurialo | Eurialo |
 The Reluctant Saint1962 · Actor | Actor |
 Sodom and Gomorrah1962 · Ishmael | Ishmael |
 Invasion 17001962 · (as Giacomo Rossi-Stuart) | (as Giacomo Rossi-Stuart) |
 Slave of Rome1961 · Actor | Actor |
 Five Branded Women1960 · Actor | Actor |
 The Night of the Great Attack1959 · Actor | Actor |
 Caltiki, the Immortal Monster1959 · Prof. Rodriguez's Assistant | Prof. Rodriguez's Assistant |
 Knight Without a Country1959 · Ruggero | Ruggero |
 The Day the Sky Exploded1958 · Stuart (uncredited) | Stuart (uncredited) |
 The Silent Enemy1958 · Rosati | Rosati |
 Il conte di Matera1957 · il duca Paolo Bressi | il duca Paolo Bressi |
 The House of Intrigue1956 · Henry | Henry |
 The Red Cloak1955 · Actor | Actor |
 Jeunes mariés1953 · Actor | Actor |
