Pay or Die! 1960
Writer
Tokyo Joe 1949
Screenplay
Walk a Crooked Mile 1948
Story
The Web 1947
Screenplay
White Tie and Tails 1946
Screenplay
The Woman in Green 1945
Screenplay
Patrick the Great 1945
Writer
The Suspect 1945
Screenplay
Enter Arsène Lupin 1944
Screenplay
The Pearl of Death 1944
Writer
The Invisible Man's Revenge 1944
Screenplay
The Spider Woman 1943
Screenplay
Sherlock Holmes Faces Death 1943
Screenplay
Sherlock Holmes in Washington 1943
Writer, Screenplay, Original Story
The Purple V 1943
Adaptation, Screenplay
Pierre of the Plains 1942
Screenplay
Sweater Girl 1942
Story
The Big Shot 1942
Writer
River's End 1940
Screenplay
An Angel from Texas 1940
Screenplay
Nick Carter, Master Detective 1939
Screenplay, Story
6,000 Enemies 1939
Screenplay
They Made Me a Criminal 1939
Novel
The Texans 1938
Screenplay
Scandal Street 1938
Writer
Ebb Tide 1937
Writer
The Crime Nobody Saw 1937
Screenplay
Under Cover of Night 1937
Screenplay
The Magnificent Brute 1936
Screenplay
The Garden Murder Case 1936
Screenplay
College Scandal 1935
Story
Jimmy the Gent 1934
Screenplay
Ever in My Heart 1933
Screenplay, Story
Storm at Daybreak 1933
Screenplay
Sherlock Holmes 1932
Writer
Girls Gone Wild 1929
Story
Silence 1926
Writer
Forty Winks 1925
Writer
Fools in the Dark 1924
Story
Code of the Sea 1924
Screenplay
Lucretia Lombard 1923
Writer
The Eagle's Talons 1923
Writer
Plunder 1923
Writer
Pirate Gold 1920
Screenplay
The Black Secret 1919
Screenplay
The Bomb Boy 1914
Writer
The Lost Necklace 1911
Writer
The Life of Jimmy Dolan 1933
Theatre Play
Smart Woman 1931
Associate Producer
Creation 1931
Producer
The Lady Refuses 1931
Associate Producer
Check and Double Check 1930
Associate Producer
Conspiracy 1930
Associate Producer
Girl of the Port 1930
Associate Producer
Walking Back 1928
Producer
Feet of Clay 1924
Scenario Writer
Speed 1922
Scenario Writer
The Timber Queen 1922
Scenario Writer
The Yellow Arm 1921
Director
The Phantom Foe 1920
Director
The House of Hate 1918
Scenario Writer
The Fatal Ring 1917
Scenario Writer
The Mystery of the Double Cross 1917
Scenario Writer
The Challenge 1916
Scenario Writer
Credits from TMDB.