| Ano | Nota | Título | Personagem |
|---|---|---|---|
| 2015 | 3-D Rarities | (archive footage) | |
| 1974 | Freedom 2000 | - | |
| 1969 | Ele e as Três Noviças | Bishop Finley | |
| 1969 | O Vale de Gwangi | Champ | |
| 1968 | The Power | Prof. Norman E. Van Zandt | |
| 1966 | The Doomsday Flight | Chief Pilot Bob Shea | |
| 1966 | Kid Rodelo | Link | |
| 1966 | Kid Rodelo | Director | |
| 1964 | Della | David Stafford | |
| 1961 | Famous Ghost Stories | Tom Stewart (segment 'Tormented') | |
| 1960 | Atormentados | Tom Stewart | |
| 1958 | Johnny Rocco | Story | |
| 1958 | Meu Sangue Por Minha Honra | Director | |
| 1958 | The Unchained Goddess | The Writer | |
| 1958 | The Unchained Goddess | Director | |
| 1957 | The Strange Case of the Cosmic Rays | The Fiction Writer | |
| 1957 | Com Lágrimas na Voz | Russell Wade | |
| 1957 | Appointment with a Shadow | Director | |
| 1957 | Hemo the Magnificent | Mr. Fiction Writer | |
| 1956 | Three for Jamie Dawn | Martin Random | |
| 1955 | Bengazi | Insp. Levering | |
| 1955 | A Última Barricada | William B. Travis | |
| 1955 | An Annapolis Story | Introductory Narrator (voice) (uncredited) | |
| 1954 | O Derradeiro Assalto | Director | |
| 1954 | O Monstro da Lagoa Negra | Dr. David Reed | |
| 1954 | A Caminho das Estrelas | Dr. Jerry Lockwood | |
| 1954 | A Caminho das Estrelas | Director | |
| 1953 | A Espada de Damasco | Narrator (voice) | |
| 1953 | Desejo Atroz | Henry Murdoch | |
| 1953 | O Terror da Torre | Gerald MacTeam | |
| 1953 | Veio do Espaço | John Putnam | |
| 1953 | Seminole | Major Degan | |
| 1953 | The Magnetic Monster | Dr. Jeffrey Stewart | |
| 1952 | Águias da Armada | Lt. (j.g.) Joe Rodgers | |
| 1952 | Retreat, Hell! | Capt. Paul Hansen | |
| 1952 | Whispering Smith Hits London | Steve Smith ("Whispering Smith") | |
| 1951 | The Blue Veil | Gerald Kean | |
| 1951 | A Millionaire for Christy | Dr. Roland Cook | |
| 1951 | Valentino | William 'Bill' King | |
| 1950 | Jungle Safari | Himself (archival footage) | |
| 1950 | Justiça Injusta | Gil Stanton | |
| 1950 | As Minas do Rei Salomão | John Goode | |
| 1948 | Behind Locked Doors | Ross Stewart | |
| 1948 | The Amazing Mr. X | Martin Abbott | |
| 1947 | So Well Remembered | Charles Winslow / Charles Winslow Sr. | |
| 1945 | Fury in the Pacific | Narrator | |
| 1943 | The Man from Down Under | Nipper Wilson | |
| 1943 | Cuidado com Mamãe! | Tom Farrell | |
| 1943 | For God and Country | Tom Manning | |
| 1943 | Presenting Lily Mars | Owen Vail | |
| 1943 | Ilustre Incógnito | Bill Adams | |
| 1943 | Sucker Bait | Bill - Soldier | |
| 1942 | White Cargo | Mr. Langford | |
| 1942 | My Heart Belongs to Daddy | R.I.C. Kay | |
| 1942 | Highways by Night | Tommy Van Steel | |
| 1942 | Sua Criada Obrigada | Jeff Sommerfield | |
| 1942 | Fly By Night | Dr. Geoffrey Burton | |
| 1941 | Pérfida | David Hewitt | |
| 1941 | Segure o Fantasma | Doctor Jackson | |
| 1941 | West Point Widow | Dr. Jimmy Krueger | |
| 1941 | Back Street | Curt Stanton | |
| 1940 | No, No, Nanette | Tom Gillespie | |
| 1940 | Garotas em Penca | Clint Kelly | |
| 1940 | A Flama da Liberdade | Thomas Jefferson | |
| 1940 | O Castelo Sinistro | Geoff Montgomery | |
| 1940 | Beyond Tomorrow | James Houston | |
| 1939 | Little Accident | Perry Allerton | |
| 1939 | Adorável Impostora | 'Pug' Braddock | |
| 1939 | Estas Grã-Finas de Hoje | Joe | |
| 1939 | Winter Carnival | Professor John Welden | |
| 1938 | The Duke of West Point | Jack West | |
| 1938 | Jovem no Coração | Duncan Macrae |