 | The Hatchet Man
Screenplay |
 | The Mad Genius
Screenplay |
 | Svengali
Screenplay |
 | Dämon des Meeres
Screenplay |
 | Moby Dick
Screenplay |
 | Outward Bound
Screenplay |
 | Sweet Kitty Bellairs
Screenplay |
 | A Notorious Affair
Screenplay |
 | Murder Will Out
Writer |
 | Isle of Escape
Screenplay |
 | General Crack
Writer |
 | Evidence
Scenario Writer |
 | The Gamblers
Writer |
 | Freedom of the Press
Writer |
 | The Michigan Kid
Adaptation |
 | The Man Who Laughs
Adaptation |
| | The Man Who Laughs
Continuity |
 | Midnight Rose
Screenplay |
 | The Chinese Parrot
Writer |
 | Remember
Writer |
 | The Lone Wolf Returns
Writer |
 | The Sea Wolf
Writer |
| | Secret Orders
Writer |
 | The King of the Turf
Writer |
 | The Midnight Flyer
Screenplay |
| | The Midnight Flyer
Story |
| | Passionate Youth
Screenplay |
| | One Glorious Night
Story |
 | The Swamp
Writer |
 | Not Guilty
Writer |
 | The County Fair
Writer |
 | The Devil's Claim
Screenplay |
 | The Road to Divorce
Story |
 | The Screaming Shadow
Scenario Writer |
 | The Trail of the Octopus
Story |
 | Kultur
Story |
| | Kultur
Scenario Writer |
 | Maid o' the Storm
Writer |
 | Shackled
Writer |
 | Blue Blood
Writer |
| | The High Sign
Screenplay |
 | Fear Not
Writer |
 | Fighting Mad
Screenplay |
 | The Lash of Power
Writer |
 | The Spotted Lily
Story |
| | The Empty Gun
Writer |
 | The Charmer
Story |
 | The Plow Woman
Writer |
 | The Phantom's Secret
Writer |
 | The Voice on the Wire
Scenario Writer |
 | The Gates of Doom
Writer |
 | The Scarlet Crystal
Writer |
 | Mixed Blood
Writer |
 | The Sign of the Poppy
Scenario Writer |
| | The Sign of the Poppy
Screenplay |
