| 1948 | Women in the Night | Major Eisel | ★ 3.9 |
| 1946 | Kalkutta | Tea Planter (uncredited) | ★ 6.3 |
| 1946 | The Searching Wind | Eppler | ★ 0.0 |
| 1946 | Eine Nacht in Casablanca | Kurt | ★ 6.8 |
| 1944 | Address Unknown | Bank Clerk (uncredited) | ★ 6.4 |
| 1943 | Calling Dr. Death | Marion's Father (as Fred Gierman) | ★ 6.5 |
| 1943 | Hostages | Captain Patzer | ★ 6.0 |
| 1943 | Spion im Orientexpress | Attaché | ★ 6.6 |
| 1943 | Einsatz im Nordatlantik | German Submarine Captain (uncredited) | ★ 7.1 |
| 1943 | Gefährliche Flitterwochen | German Border Guard (Uncredited) | ★ 6.5 |
| 1943 | Fünf Gräber bis Kairo | German Sergeant (uncredited) | ★ 6.9 |
| 1943 | Plan for Destruction | Nazi Radio Announcer | ★ 6.0 |
| 1943 | Aufstand in Trollness | German Pilot (uncredited) | ★ 6.1 |
| 1943 | The Moon Is Down | Sergeant (uncredited) | ★ 6.7 |
| 1943 | The Adventures of Smilin' Jack | Schlesser, device expert [Chs. 10-11] | ★ 5.0 |
| 1943 | They Stooge to Conga | U-Boat Commander (uncredited) | ★ 7.1 |
| 1942 | The Great Impersonation | Stamin | ★ 5.8 |
| 1942 | Es waren einmal Flitterwochen | German Getting Film from Le Blanc (uncredited) | ★ 6.2 |
| 1942 | Gangsterfalle | Bulky Gardener | ★ 6.0 |
| 1942 | Hitler- Dead or Alive | Meyer | ★ 4.5 |
| 1942 | Destination Unknown | Van Hoven | ★ 6.0 |
| 1942 | Unseen Enemy | Franz Mueller, as Frederick Gierman | ★ 0.0 |
| 1941 | Sergeant York | German Lieutenant (uncredited) | ★ 7.2 |
| 1941 | The Deadly Game | Carl Nash | ★ 6.0 |
| 1941 | Underground | Radioman | ★ 6.1 |
| 1941 | So Ends Our Night | Doctor (uncredited) | ★ 6.2 |
| 1940 | Das Entkommen | Porter (uncredited) | ★ 7.4 |
| 1940 | Calling Philo Vance | Austrian Sergeant (uncredited) | ★ 5.8 |
| 1939 | British Intelligence | Otto Kurtz | ★ 5.7 |
| 1939 | Hitler: Beast of Berlin | Father Pommer | ★ 4.3 |
| 1939 | Geheimagenten | German Officer on Train | ★ 5.9 |
| 1939 | Ich war ein Spion der Nazis | German-American at Bund Meeting (uncredited) | ★ 6.1 |
