| Just Squaw | 1919 | Writer |
| Heart of Juanita | 1919 | Writer |
| The Flame of Hellgate | 1920 | Writer |
| The Half-Way Girl | 1925 | Writer |
| Let It Rain | 1927 | Screenplay |
| That's My Daddy | 1927 | Writer |
| The Fourflusher | 1928 | Screenplay |
| The Night Bird | 1928 | Screenplay |
| One Hysterical Night | 1929 | Writer |
| Subway Express | 1931 | Screenplay |
| The Two Gun Man | 1931 | Screenplay |
| Alias: The Bad Man | 1931 | Writer |
| Range Law | 1931 | Writer |
| Racing Youth | 1932 | Screenplay |
| Fast Companions | 1932 | Screenplay |
| Tombstone Canyon | 1932 | Writer |
| Her First Mate | 1933 | Screenplay |
| Fargo Express | 1933 | Writer |
| Love Past Thirty | 1934 | Screenplay |
| Letâs Be Ritzy | 1934 | Writer |
| Half a Sinner | 1934 | Writer |
| Night Alarm | 1934 | Writer |
| Stone of Silver Creek | 1935 | Screenplay |
| Escape from Devil's Island | 1935 | Screenplay |
| Sunset of Power | 1936 | Screenplay |
| Roaming Lady | 1936 | Screenplay |
| Burning Gold | 1936 | Screenplay |
| King of the Royal Mounted | 1936 | Screenplay |
| Two in a Crowd | 1936 | Screenplay |
| Wild Brian Kent | 1936 | Writer |
| Secret Valley | 1937 | Screenplay |
| It Happened Out West | 1937 | Screenplay |
| Western Gold | 1937 | Screenplay |
| Make a Wish | 1937 | Writer |
| Homicide Bureau | 1939 | Screenplay |
| Torchy Runs for Mayor | 1939 | Screenplay |
| Torchy Blane.. Playing with Dynamite | 1939 | Screenplay |
| Private Detective | 1939 | Screenplay |
| Days of Jesse James | 1939 | Screenplay |
| Covered Wagon Days | 1940 | Writer |
| Rocky Mountain Rangers | 1940 | Screenplay |
| Oklahoma Renegades | 1940 | Screenplay |
| West of Pinto Basin | 1940 | Screenplay |
| The Trail of the Silver Spurs | 1941 | Screenplay |
| The Kid's Last Ride | 1941 | Screenplay |
| Saddle Mountain Roundup | 1941 | Writer |
| Borrowed Hero | 1941 | Screenplay |
| Thunder River Feud | 1942 | Screenplay |
| Brooklyn Orchid | 1942 | Screenplay |
| Rock River Renegades | 1942 | Screenplay |
| Riding the Wind | 1942 | Screenplay |
| The McGuerins from Brooklyn | 1942 | Writer |
| Taxi, Mister | 1943 | Screenplay |
| Prairie Chickens | 1943 | Writer |
| Nazty Nuisance | 1943 | Screenplay |
| Three of a Kind | 1944 | Screenplay |
| Shadow of Suspicion | 1944 | Screenplay |
| Bowery Champs | 1944 | Screenplay |
| Phantom of the Plains | 1945 | Screenplay |
| Come Out Fighting | 1945 | Screenplay |
| Colorado Pioneers | 1945 | Screenplay |
| Wagon Wheels Westward | 1945 | Screenplay |
| Sheriff of Redwood Valley | 1946 | Screenplay |
| Alias Billy the Kid | 1946 | Screenplay |
| Sun Valley Cyclone | 1946 | Screenplay |
| Conquest of Cheyenne | 1946 | Screenplay |
| Santa Fe Uprising | 1946 | Screenplay |
| Stagecoach to Denver | 1946 | Screenplay |
| Vigilantes of Boomtown | 1947 | Screenplay |
| Homesteaders of Paradise Valley | 1947 | Writer |
| Oregon Trail Scouts | 1947 | Screenplay |
| Rustlers of Devil's Canyon | 1947 | Screenplay |
| Robin Hood Of Texas | 1947 | Screenplay |
| Marshal of Cripple Creek | 1947 | Screenplay |
| Along the Oregon Trail | 1947 | Screenplay |
| The Last Round-up | 1947 | Screenplay |
| Carson City Raiders | 1948 | Screenplay |
| El Dorado Pass | 1948 | Writer |
| Desert Vigilante | 1949 | Writer |
| South of Death Valley | 1949 | Screenplay |
| Renegades of the Sage | 1949 | Screenplay |
| The Desperados Are in Town | 1956 | Screenplay |
