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43 credits
- White Goddess
1953 Screenplay
- Big Jim McLain
1952 Writer
- Colorado Sundown
1952 Story
- Heart of the Rockies
1951 Writer
- South of Caliente
1951 Screenplay
- Pals of the Golden West
1951 Screenplay
- North of the Great Divide
1950 Writer
- The Secret Of St. Ives
1949 Screenplay
- Prison Warden
1949 Writer
- The Devil's Henchmen
1949 Writer
- Dick Tracy Meets Gruesome
1947 Screenplay
- Mysterious Intruder
1946 Screenplay
- The Spider Woman Strikes Back
1946 Screenplay
- Just Before Dawn
1946 Story
- The Truth About Murder
1946 Screenplay
- The Crime Doctor's Courage
1945 Story
- The Crime Doctor's Warning
1945 Writer
- Dick Tracy
1945 Screenplay
- The Whistler
1944 Writer
- Shadows in the Night
1944 Screenplay
- Son of Dracula
1943 Screenplay
- The Crime Doctor’s Strangest Case
1943 Story
- No Place for a Lady
1943 Screenplay
- Phantom of the Opera
1943 Screenplay
- Enemy Agents Meet Ellery Queen
1942 Screenplay
- A Desperate Chance for Ellery Queen
1942 Writer
- A Close Call for Ellery Queen
1942 Screenplay
- The Ghost of Frankenstein
1942 Original Story
- The Black Cat
1941 Screenplay
- Ellery Queen and the Murder Ring
1941 Screenplay
- The Great Swindle
1941 Story
- Ellery Queen and the Perfect Crime
1941 Screenplay
- Ellery Queen's Penthouse Mystery
1941 Screenplay
- Black Friday
1940 Screenplay
- Outside the Three-Mile Limit
1940 Story
- Ellery Queen, Master Detective
1940 Screenplay
- Fugitive at Large
1939 Screenplay
- Trapped in the Sky
1939 Screenplay
- The Lady in the Morgue
1938 Screenplay
- The Wrong Road
1937 Screenplay
- Jim Hanvey, Detective
1937 Adaptation
- Navy Blues
1937 Screenplay
- Happy Go Lucky
1936 Story
