 Peril from the Planet Mongo1966 · Writer | Writer |
| SSakima and the Masked Marvel1966 · Screenplay | Screenplay |
 D-Day on Mars1966 · Screenplay | Screenplay |
 Purple Death from Outer Space1966 · Writer | Writer |
 Spaceship to the Unknown1966 · Writer | Writer |
 Savage Fury1956 · Writer | Writer |
 Lawless Code1949 · Screenplay | Screenplay |
 Brand of Fear1949 · Screenplay | Screenplay |
 The Phantom Creeps1949 · Screenplay | Screenplay |
 Gun Law Justice1949 · Screenplay | Screenplay |
 Federal Agents vs. Underworld, Inc.1949 · Screenplay | Screenplay |
 Adventures of Frank and Jesse James1948 · Screenplay | Screenplay |
 The Rangers Ride1948 · Screenplay | Screenplay |
 G-Men Never Forget1948 · Screenplay | Screenplay |
 Dangers of the Canadian Mounted1948 · Screenplay | Screenplay |
 Jesse James Rides Again1947 · Screenplay | Screenplay |
 Son of Zorro1947 · Screenplay | Screenplay |
 The Crimson Ghost1946 · Screenplay | Screenplay |
 Daughter of Don Q1946 · Screenplay | Screenplay |
 King of the Forest Rangers1946 · Screenplay | Screenplay |
 The Phantom Rider1946 · Screenplay | Screenplay |
 The Purple Monster Strikes1945 · Screenplay | Screenplay |
 Federal Operator 991945 · Screenplay | Screenplay |
 Manhunt of Mystery Island1945 · Screenplay | Screenplay |
 Zorro's Black Whip1944 · Screenplay | Screenplay |
 Haunted Harbor1944 · Screenplay | Screenplay |
 Captain America1944 · Screenplay | Screenplay |
 The Masked Marvel1943 · Screenplay | Screenplay |
 Secret Service In Darkest Africa1943 · Writer | Writer |
 Daredevils of the West1943 · Screenplay | Screenplay |
 The Secret Code1942 · Screenplay | Screenplay |
 Perils of the Royal Mounted1942 · Screenplay | Screenplay |
 Holt of the Secret Service1941 · Screenplay | Screenplay |
 The Iron Claw1941 · Screenplay | Screenplay |
 Riders of Death Valley1941 · Screenplay | Screenplay |
 A Volta do Besouro Verde1940 · Screenplay | Screenplay |
 Junior G-Men1940 · Writer | Writer |
 Dead End Kids vs. Spies, Inc.1940 · Writer | Writer |
 Winners of the West1940 · Screenplay | Screenplay |
 Flash Gordon Conquers the Universe1940 · Screenplay | Screenplay |
 The Green Hornet1940 · Screenplay | Screenplay |
 Mandrake the Magician1940 · Screenplay | Screenplay |
 Trigger Fingers1939 · Screenplay | Screenplay |
 Straight Shooter1939 · Screenplay | Screenplay |
 The Oregon Trail1939 · Screenplay | Screenplay |
 Mandrake the Magician1939 · Screenplay | Screenplay |
 Outlaws' Paradise1939 · Screenplay | Screenplay |
 Flying G-Men1939 · Screenplay | Screenplay |
