Writing
Flash Gordon's Trip to Mars
1938 · Screenplay
Buck Rogers
1939 · Writer
Planet Outlaws
1953 · Writer
1977 · Screenplay
Rocket Ship
1938 · Original Story
The Adventures of Rex and Rinty
1935 · Screenplay
Boys' Reformatory
Secret Agent X-9
1937 · Screenplay
The Fighting Marines
1935 · Story
Mars Attacks the World
Squadron of Doom
1949 · Screenplay
Red Barry
Flash Gordon: The Deadly Ray From Mars
1966 · Writer
Tim Tyler's Luck
1937 · Story
Wild West Days
