Flesh and Spirit 1922
Story
The Open Door 1919
Writer
A Dangerous Affair 1919
Writer
The Fettered Woman 1917
Writer
The Fighting Trail 1917
Writer
By Right of Possession 1917
Writer
The More Excellent Way 1917
Writer
Trooper 44 1917
Writer
A Prince in a Pawnshop 1916
Screenplay
Wormwood 1915
Writer
What Women Want 1920
Scenario Writer
A Nymph of the Foothills 1918
Scenario Writer
The Green God 1918
Scenario Writer
A Game with Fate 1918
Scenario Writer
The Triumph of the Weak 1918
Scenario Writer
The Wild Strain 1918
Scenario Writer
Arsene Lupin 1917
Scenario Writer
The Devil's Daughter 1915
Scenario Writer
Uncle Tom's Cabin 1914
as St. Clair
Credits from TMDB.