| A Great Love | 1916 | Writer |
| The Social Buccaneer | 1916 | Writer |
| Barriers of Society | 1916 | Writer |
| The Isle of Life | 1916 | Writer |
| The Devil's Bondwoman | 1916 | Writer |
| Kinkaid, Gambler | 1916 | Writer |
| Fighting for Love | 1917 | Writer |
| Heart Strings | 1917 | Writer |
| Love Aflame | 1917 | Screenplay |
| The Terror | 1917 | Writer |
| Mr. Dolan of New York | 1917 | Writer |
| Mary Ann in Society | 1917 | Writer |
| Come Through | 1917 | Writer |
| Follow the Girl | 1917 | Writer |
| Triumph | 1917 | Screenplay |
| The Empty Gun | 1917 | Writer |
| The Spotted Lily | 1917 | Writer |
| The Lash of Power | 1917 | Writer |
| Fighting Mad | 1917 | Screenplay |
| Fear Not | 1917 | Writer |
| Blue Blood | 1918 | Writer |
| Shackled | 1918 | Writer |
| Maid o' the Storm | 1918 | Writer |
| The Dream Lady | 1918 | Writer |
| The Love Swindle | 1918 | Writer |
| The Lure of Luxury | 1918 | Writer |
| Who Will Marry Me? | 1919 | Writer |
| A Man in the Open | 1919 | Writer |
| A Taste of Life | 1919 | Writer |
| The Silk Lined Burglar | 1919 | Writer |
| Josselyn's Wife | 1919 | Writer |
| Desert Gold | 1919 | Writer |
| The Deadlier Sex | 1920 | Writer |
| One Hour Before Dawn | 1920 | Writer |
| A Game Chicken | 1922 | Writer |
| Where the North Begins | 1923 | Writer |
| The Brass Bottle | 1923 | Writer |
| The Spoilers | 1923 | Writer |
| Gold Madness | 1923 | Writer |
| Midnight Molly | 1925 | Writer |
| Forbidden Cargo | 1925 | Screenplay |
| Parisian Nights | 1925 | Writer |
| A Broadway Lady | 1925 | Screenplay |
| Flaming Waters | 1925 | Screenplay |
| Queen o'Diamonds | 1926 | Writer |
| Man of the Forest | 1926 | Writer |
| The Mysterious Rider | 1927 | Writer |
| The Blood Ship | 1927 | Writer |
| Hello Cheyenne! | 1928 | Writer |
| Smoke Bellew | 1929 | Screenplay |
| The Great Divide | 1929 | Screenplay |
| The Isle of Lost Ships | 1929 | Screenplay |
| White Eagle | 1932 | Screenplay |
| The Gambling Terror | 1937 | Screenplay |
| The Trusted Outlaw | 1937 | Screenplay |
| Gun Lords of Stirrup Basin | 1937 | Screenplay |
| Border Phantom | 1937 | Screenplay |
| Moonlight on the Range | 1937 | Screenplay |
| Harlem on the Prairie | 1937 | Screenplay |
| Two Gun Justice | 1938 | Screenplay |
| Gunsmoke Trail | 1938 | Writer |
| Desert Patrol | 1938 | Screenplay |
| Terreur à Tiny Town | 1938 | Screenplay |
| Code of the Fearless | 1939 | Screenplay |
| Six-Gun Rhythm | 1939 | Screenplay |
| Rollin' Westward | 1939 | Screenplay |
| Hitler: Beast of Berlin | 1939 | Screenplay |
| Two-Fisted Rangers | 1939 | Writer |
| Pioneers of the Frontier | 1940 | Screenplay |
| Texas Stagecoach | 1940 | Writer |
| The Return of Wild Bill | 1940 | Writer |
| Prairie Schooners | 1940 | Screenplay |
| The Wildcat of Tucson | 1940 | Screenplay |
| The Pinto Kid | 1941 | Screenplay |
| The Lone Rider in Frontier Fury | 1941 | Screenplay |
| Billy the Kid Wanted | 1941 | Screenplay |
| Billy The Kid's Round-Up | 1941 | Screenplay |
| The Mad Monster | 1942 | Screenplay |
| Tumbleweed Trail | 1942 | Screenplay |
| Prairie Gunsmoke | 1942 | Screenplay |
| La Diligence Survivra | 1942 | Screenplay |
| The Lone Prairie | 1942 | Screenplay |
| The Kid Rides Again | 1943 | Screenplay |
| Riders of the Northwest Mounted | 1943 | Screenplay |
| Dead Men Walk | 1943 | Writer |
| The Black Raven | 1943 | Screenplay |
| Law of the Saddle | 1943 | Screenplay |
| Black Hills Express | 1943 | Screenplay |
| Nabonga, le gorille | 1944 | Screenplay |
| Thundering Gun Slingers | 1944 | Screenplay |
| Wyoming Hurricane | 1944 | Screenplay |
| Oath of Vengeance | 1944 | Screenplay |
| The Kid Sister | 1945 | Screenplay |
| Shadows of Death | 1945 | Screenplay |
| Stagecoach Outlaws | 1945 | Screenplay |
| Apology for Murder | 1945 | Screenplay |
| Prairie Rustlers | 1945 | Screenplay |
| Murder Is My Business | 1946 | Screenplay |
| Gentlemen With Guns | 1946 | Screenplay |
| Blonde for a Day | 1946 | Screenplay |
| Prairie Badmen | 1946 | Screenplay |
| Lady Chaser | 1946 | Screenplay |
| Three on a Ticket | 1947 | Screenplay |
| The Counterfeiters | 1948 | Writer |
| Miraculous Journey | 1948 | Screenplay |
| Western Pacific Agent | 1950 | Screenplay |
| Hi-Jacked | 1950 | Screenplay |
| Whistling Hills | 1951 | Screenplay |
| The Gunman | 1952 | Screenplay |
