| The Mojave Kid | 1927 | Writer |
| The Vagabond Cub | 1929 | Screenplay |
| The Drifter | 1929 | Writer |
| The Desert Rider | 1929 | Writer |
| Rogue of the Rio Grande | 1930 | Screenplay |
| West of Cheyenne | 1931 | Writer |
| The Drifter | 1932 | Writer |
| The Texan | 1932 | Screenplay |
| The Saddle Buster | 1932 | Screenplay |
| Texas Tornado | 1932 | Writer |
| The Reckless Rider | 1932 | Writer |
| Beyond the Rockies | 1932 | Screenplay |
| A Scarlet Week-End | 1932 | Writer |
| War of the Range | 1933 | Writer |
| Border Guns | 1934 | Writer |
| The Cyclone Ranger | 1935 | Screenplay |
| Born to Battle | 1935 | Writer |
| Gun Smoke | 1935 | Screenplay |
| The Texas Rambler | 1935 | Screenplay |
| Lightning Triggers | 1935 | Screenplay |
| The Vanishing Riders | 1935 | Screenplay |
| The Sagebrush Troubadour | 1935 | Screenplay |
| The Singing Vagabond | 1935 | Screenplay |
| Comin' 'Round the Mountain | 1936 | Screenplay |
| Undersea Kingdom | 1936 | Screenplay |
| Oh, Susanna | 1936 | Screenplay |
| Ghost Town Gold | 1936 | Screenplay |
| The Riders of the Whistling Skull | 1937 | Screenplay |
| Round-Up Time in Texas | 1937 | Screenplay |
| Hit the Saddle | 1937 | Screenplay |
| Gunsmoke Ranch | 1937 | Screenplay |
| Public Cowboy No. 1 | 1937 | Screenplay |
| Heart of the Rockies | 1937 | Screenplay |
| Boots and Saddles | 1937 | Screenplay |
| The Trigger Trio | 1937 | Screenplay |
| Wild Horse Rodeo | 1937 | Screenplay |
| The Purple Vigilantes | 1938 | Screenplay |
| Gun Law | 1938 | Screenplay |
| Border G-Man | 1938 | Screenplay |
| Painted Desert | 1938 | Screenplay |
| Police montée | 1938 | Screenplay |
| Lawless Valley | 1938 | Screenplay |
| Les LĂ©gions de l'Arizona | 1939 | Screenplay |
| Trouble in Sundown | 1939 | Screenplay |
| Racketeers of the Range | 1939 | Screenplay |
| The Fighting Gringo | 1939 | Screenplay |
| Cowboys from Texas | 1939 | Screenplay |
| Billy the Kid Outlawed | 1940 | Writer |
| The Tulsa Kid | 1940 | Screenplay |
| Trailing Double Trouble | 1940 | Screenplay |
| City of Missing Girls | 1941 | Screenplay |
| Pals of the Pecos | 1941 | Screenplay |
| Kansas Cyclone | 1941 | Writer |
| The Lone Rider Ambushed | 1941 | Screenplay |
| Shut My Big Mouth | 1942 | Screenplay |
| Raiders of the West | 1942 | Screenplay |
| The Silver Bullet | 1942 | Producer |
| Boss of Hangtown Mesa | 1942 | Screenplay |
| Deep in the Heart of Texas | 1942 | Writer |
| West of Texas | 1943 | Screenplay |
| Border Buckaroos | 1943 | Writer |
| The Lone Star Trail | 1943 | Screenplay |
| Fighting Valley | 1943 | Screenplay |
| Trail of Terror | 1943 | Screenplay |
| Riders of the Santa Fe | 1944 | Producer |
| Balles Sifflantes | 1945 | Screenplay |
| Lonesome Trail | 1945 | Producer |
| Moon Over Montana | 1946 | Producer |
| Moon Over Montana | 1946 | Writer |
| Thunder Town | 1946 | Screenplay |
| Vers Mexico | 1946 | Screenplay |
| Song of the Sierras | 1946 | Producer |
| Ginger | 1947 | Screenplay |
| The Feathered Serpent | 1948 | Screenplay |
| Sky Dragon | 1949 | Screenplay |
| Trail of the Yukon | 1949 | Screenplay |
| The Parson and the Outlaw | 1957 | Writer |
| The Las Vegas Strangler | 1968 | Writer |
| The Las Vegas Strangler | 1968 | Producer |
| Angelica, the Young Vixen | 1970 | Writer |
| Angelica, the Young Vixen | 1970 | Producer |
