| End of the Road | 1944 | Judge | Movie |
| Hitler's Children | 1943 | Chief Tribunal Judge (uncredited) | Movie |
| Mission to Moscow | 1943 | German Diplomat in Berlin (uncredited) | Movie |
| Submarine Alert | 1943 | Dr. Johann Bergstrom (uncredited) | Movie |
| The Masked Marvel | 1943 | Prof. A.M. MacRae (uncredited) | Movie |
| The Song of Bernadette | 1943 | Doctor (uncredited) | Movie |
| Riders of the Rio Grande | 1943 | Pop Owens | Movie |
| A Man's World | 1942 | Doc Stone | Movie |
| Destination Unknown | 1942 | Holland Legation (uncredited) | Movie |
| Valley of Hunted Men | 1942 | Dr. Heinrich Steiner | Movie |
| Love Crazy | 1941 | Sanity Hearing Doctor (uncredited) | Movie |
| The Men in Her Life | 1941 | First Doctor (uncredited) | Movie |
| The Monster and the Girl | 1941 | Dave - the Warden (uncredited) | Movie |
| Virginia | 1941 | Minister (uncredited) | Movie |
| Abe Lincoln in Illinois | 1940 | Dr. Barrett (uncredited) | Movie |
| Before I Hang | 1940 | Dr. Ralph Howard | Movie |
| The Doctor Takes a Wife | 1940 | Burkhardt | Movie |
| The Secret Seven | 1940 | Prof. Holtz | Movie |
| Teddy the Rough Rider | 1940 | Elihu Root, Secretary of State (uncredited) | Short Film |
| Honeymoon in Bali | 1939 | Priest on Bali (uncredited) | Movie |
| The Phantom Creeps | 1939 | Jarvis [Chs. 2-12 | Movie |
| Campus Confessions | 1938 | Professor (uncredited) | Movie |
| Danger on the Air | 1938 | Dr. Leonard Sylvester | Movie |
| The Toy Wife | 1938 | Older Man (uncredited) | Movie |
| Penitentiary | 1938 | Dr. Rinewulf | Movie |
| Storm Over Bengal | 1938 | Maharajah of Lhanapur | Movie |
| That Mothers Might Live | 1938 | Hospital Chief of Staff (uncredited) | Short Film |
| Souls at Sea | 1937 | Ship's Officer (uncredited) | Movie |
| The Road Back | 1937 | President (uncredited) | Movie |
| Criminal Lawyer | 1937 | Bit (uncredited) | Movie |
| The Man Who Found Himself | 1937 | Medical Board Doctor (uncredited) | Movie |
| Dracula's Daughter | 1936 | Professor Von Helsing | Movie |
| The Story of Louis Pasteur | 1936 | Chairman of Medical Society (uncredited) | Movie |
| Fatal Lady | 1936 | French Surete (uncredited) | Movie |
| Road Gang | 1936 | Mr. Dudley (as Ed Van Sloan) | Movie |
| Sins of Man | 1936 | Austrian Army Doctor | Movie |
| A Shot in the Dark | 1935 | Prof. Bostwick | Movie |
| The Black Room | 1935 | Doctor (uncredited) | Movie |
| The Last Days of Pompeii | 1935 | Calvus (uncredited) | Movie |
| The Woman in Red | 1935 | Foxall - Prosecuting Attorney (as Ed Van Sloan) | Movie |
| Air Hawks | 1935 | Prof. Schulter | Movie |
| Grand Exit | 1935 | Klorer (uncredited) | Movie |
| Grand Old Girl | 1935 | Holland | Movie |
| The Arizonian | 1935 | Judge Cody (uncredited) | Movie |
| Captain Hurricane | 1935 | Man at Susan Ann's Bedside (uncredited) | Movie |
| Death Flies East | 1935 | Dr. O'Neill (uncredited) | Movie |
| Three Kids and a Queen | 1935 | Dr. Gordon | Movie |
| Manhattan Melodrama | 1934 | Yacht Capt. Swenson (uncredited) | Movie |
| The Man Who Reclaimed His Head | 1934 | Board Director (uncredited) | Movie |
| The Scarlet Empress | 1934 | Herr Wagner (uncredited) | Movie |
| Mills of the Gods | 1934 | Komeoski | Movie |
| The Crosby Case | 1934 | Professor Franz Lubeck | Movie |
| The Life of Vergie Winters | 1934 | Jim Winters | Movie |
| I'll Fix It | 1934 | Parkes | Movie |
| Baby Face | 1933 | Jameson - Bank Director (uncredited) | Movie |
| Blood Money | 1933 | Jordan - Department Store Manager (uncredited) | Movie |
| Deluge | 1933 | Prof. Carlysle | Movie |
| The Silk Express | 1933 | Mill Owner in Association (uncredited) | Movie |
| The Working Man | 1933 | Mr. Briggs | Movie |
| The World Gone Mad | 1933 | | Movie |
| Goodbye Love | 1933 | Judge | Movie |
| It's Great to Be Alive | 1933 | Dr. Wilton | Movie |
| Murder on the Campus | 1933 | Prof. C. Edson Hawley | Movie |
| Billion Dollar Scandal | 1933 | Attorney Carp (as Ed Van Sloan) | Movie |
| Trick for Trick | 1933 | John Russell (as Ed. Van Sloan) | Movie |
| Infernal Machine | 1933 | Professor Gustabve Hoffman | Movie |
| Play Girl | 1932 | Moffatt - the Boss | Movie |
| The Death Kiss | 1932 | Tom Avery | Movie |
| The Last Mile | 1932 | Rabbi | Movie |
| The Mummy | 1932 | Doctor Muller | Movie |
| Behind the Mask | 1932 | Dr. August Steiner / Dr. Alec Munsell / Mr. X | Movie |
| Man Wanted | 1932 | Mr. Walters, French & Sprague Manager | Movie |
| Thunder Below | 1932 | Doctor (uncredited) | Movie |
| Forgotten Commandments | 1932 | Doctor (uncredited) | Movie |
| Dracula | 1931 | Van Helsing | Movie |
| Frankenstein | 1931 | Doctor Waldman | Movie |
| Under 18 | 1931 | Assistant to François (uncredited) | Movie |
| Manhattan Parade | 1931 | The Lawyer (uncredited) | Movie |
| Slander | 1916 | Joseph Tremaine | Movie |
