 | God Is My Partner
Writer |
 | All That I Have
Writer |
 | Arctic Fury
Screenplay |
 | Purity Squad
Writer |
 | A Gun in His Hand
Screenplay |
 | Dark Mountain
Story |
 | The Girl in the Case
Story |
 | A Tornado in the Saddle
Screenplay |
 | North from the Lone Star
Screenplay |
 | Lone Star Raiders
Story |
 | The Man from Tumbleweeds
Screenplay |
 | The Taming of the West
Screenplay |
 | Outpost of the Mounties
Screenplay |
| | Outpost of the Mounties
Story |
 | Trouble in Sundown
Story |
 | Texas Stampede
Writer |
 | Rio Grande
Screenplay |
 | Colorado Trail
Screenplay |
 | Gangs of New York
Screenplay |
 | Tarzan and the Green Goddess
Screenplay |
 | The Old Barn Dance
Screenplay |
 | Colorado Kid
Screenplay |
 | Ridin' the Lone Trail
Adaptation |
 | Outlaws of the Orient
Screenplay |
 | Shadows of the Orient
Adaptation |
 | Guns in the Dark
Screenplay |
| | Guns in the Dark
Adaptation |
 | Lightnin' Crandall
Adaptation |
 | Tundra
Screenplay |
 | Valley of the Lawless
Screenplay |
| | Valley of the Lawless
Story |
 | The Courageous Avenger
Story |
| | The Courageous Avenger
Screenplay |
 | Between Men
Adaptation |
 | Western Courage
Story |
 | The New Adventures of Tarzan
Screenplay |
 | The New Adventures of Tarzan
Writer |
