| 2015 | 3-D Rarities as (archive footage) |
| 1974 | Freedom 2000 |
| 1969 | Change of Habit as Bishop Finley |
| 1969 | Gwangi Vadisi as Champ |
| 1968 | The Power as Prof. Norman E. Van Zandt |
| 1966 | The Doomsday Flight as Chief Pilot Bob Shea |
| 1966 | Kid Rodelo as Link |
| 1964 | Della as David Stafford |
| 1961 | Famous Ghost Stories as Tom Stewart (segment 'Tormented') |
| 1960 | Tormented as Tom Stewart |
| 1958 | The Unchained Goddess as The Writer |
| 1957 | The Strange Case of the Cosmic Rays as The Fiction Writer |
| 1957 | The Helen Morgan Story as Russell Wade |
| 1957 | Hemo the Magnificent as Mr. Fiction Writer |
| 1956 | Three for Jamie Dawn as Martin Random |
| 1955 | Bengazi as Insp. Levering |
| 1955 | The Last Command as William B. Travis |
| 1955 | An Annapolis Story as Introductory Narrator (voice) (uncredited) |
| 1954 | Kara Gölün Canavarı as Dr. David Reed |
| 1954 | Riders to the Stars as Dr. Jerry Lockwood |
| 1953 | The Golden Blade as Narrator (voice) |
| 1953 | All I Desire as Henry Murdoch |
| 1953 | The Maze as Gerald MacTeam |
| 1953 | It Came from Outer Space as John Putnam |
| 1953 | Seminole as Major Degan |
| 1953 | The Magnetic Monster as Dr. Jeffrey Stewart |
| 1952 | Flat Top as Lt. (j.g.) Joe Rodgers |
| 1952 | Retreat, Hell! as Capt. Paul Hansen |
| 1952 | Whispering Smith Hits London as Steve Smith ("Whispering Smith") |
| 1951 | The Blue Veil as Gerald Kean |
| 1951 | A Millionaire for Christy as Dr. Roland Cook |
| 1951 | Valentino as William 'Bill' King |
| 1950 | The Sound of Fury as Gil Stanton |
| 1950 | King Solomon's Mines as John Goode |
| 1948 | Behind Locked Doors as Ross Stewart |
| 1948 | The Amazing Mr. X as Martin Abbott |
| 1947 | So Well Remembered as Charles Winslow / Charles Winslow Sr. |
| 1945 | Fury in the Pacific as Narrator |
| 1943 | The Man from Down Under as Nipper Wilson |
| 1943 | Young Ideas as Tom Farrell |
| 1943 | For God and Country as Tom Manning |
| 1943 | Presenting Lily Mars as Owen Vail |
| 1943 | A Stranger in Town as Bill Adams |
| 1943 | Sucker Bait as Bill - Soldier |
| 1942 | White Cargo as Mr. Langford |
| 1942 | My Heart Belongs to Daddy as R.I.C. Kay |
| 1942 | Highways by Night as Tommy Van Steel |
| 1942 | The Affairs of Martha as Jeff Sommerfield |
| 1942 | Fly By Night as Dr. Geoffrey Burton |
| 1941 | Küçük Tilkiler as David Hewitt |
| 1941 | Hold That Ghost as Doctor Jackson |
| 1941 | West Point Widow as Dr. Jimmy Krueger |
| 1941 | Back Street as Curt Stanton |
| 1940 | No, No, Nanette as Tom Gillespie |
| 1940 | Too Many Girls as Clint Kelly |
| 1940 | The Howards of Virginia as Thomas Jefferson |
| 1940 | The Ghost Breakers as Geoff Montgomery |
| 1940 | Beyond Tomorrow as James Houston |
| 1939 | Little Accident as Perry Allerton |
| 1939 | Dancing Co-Ed as 'Pug' Braddock |
| 1939 | These Glamour Girls as Joe |
| 1939 | Winter Carnival as Professor John Welden |
| 1938 | The Duke of West Point as Jack West |
| 1938 | The Young in Heart as Duncan Macrae |
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