| The Battle of Gettysburg | 1913 | Writer |
| In the Sage Brush Country | 1914 | Writer |
| The Wrath of the Gods | 1914 | Screenplay |
| Two-Gun Hicks | 1914 | Writer |
| The Last of the Line | 1914 | Writer |
| The Scourge of the Desert | 1915 | Writer |
| In the Land of the Otter | 1915 | Writer |
| The Cross of Fire | 1915 | Writer |
| The Roughneck | 1915 | Writer |
| The Cup of Life | 1915 | Writer |
| The Ruse | 1915 | Writer |
| Between Men | 1916 | Screenplay |
| Peggy | 1916 | Writer |
| Honor's Altar | 1916 | Writer |
| Le Justicier | 1916 | Screenplay |
| The Stepping Stone | 1916 | Writer |
| The Aryan | 1916 | Writer |
| Civilization's Child | 1916 | Writer |
| The Beggar of Cawnpore | 1916 | Writer |
| The Market of Vain Desire | 1916 | Writer |
| Civilization | 1916 | Writer |
| The Dividend | 1916 | Writer |
| The Eye of the Night | 1916 | Writer |
| Shell 43 | 1916 | Writer |
| The Thoroughbred | 1916 | Writer |
| The Wolf Woman | 1916 | Writer |
| The Dawn Maker | 1916 | Screenplay |
| Plain Jane | 1916 | Writer |
| The Return of Draw Egan | 1916 | Screenplay |
| The Pinch Hitter | 1917 | Writer |
| Happiness | 1917 | Writer |
| The Hater of Men | 1917 | Writer |
| Selfish Yates | 1918 | Writer |
| Shark Monroe | 1918 | Screenplay |
| The Vamp | 1918 | Writer |
| The Border Wireless | 1918 | Writer |
| When Do We Eat? | 1918 | Screenplay |
| Branding Broadway | 1918 | Writer |
| Happy Though Married | 1919 | Writer |
| Other Men's Wives | 1919 | Screenplay |
| Sahara | 1919 | Writer |
| Wagon Tracks | 1919 | Writer |
| John Petticoats | 1919 | Writer |
| Dangerous Hours | 1919 | Writer |
| Dangerous Hours | 1919 | Screenplay |
| The Woman in the Suitcase | 1920 | Writer |
| Sex | 1920 | Writer |
| The False Road | 1920 | Writer |
| Love Madness | 1920 | Screenplay |
| Greater Than Love | 1921 | Writer |
| Hail the Woman | 1921 | Writer |
| Human Wreckage | 1923 | Writer |
| Dulcy | 1923 | Writer |
| The Dangerous Maid | 1923 | Writer |
| Long Live the King | 1923 | Screenplay |
| The Goldfish | 1924 | Writer |
| Dynamite Smith | 1924 | Screenplay |
| The Only Woman | 1924 | Writer |
| Cheap Kisses | 1924 | Screenplay |
| Idle Tongues | 1924 | Writer |
| Braveheart | 1925 | Writer |
| Bachelor Brides | 1926 | Writer |
| The Bugle Call | 1927 | Writer |
| Tempest | 1928 | Writer |
| The Woman Disputed | 1928 | Screenplay |
| Alibi | 1929 | Writer |
| The Locked Door | 1929 | Screenplay |
| Young Desire | 1930 | Writer |
| The Cuban Love Song | 1931 | Screenplay |
| Strange Interlude | 1932 | Writer |
| Men Must Fight | 1933 | Screenplay |
| Father Brown, Detective | 1934 | Screenplay |
| Car 99 | 1935 | Screenplay |
| Three Live Ghosts | 1936 | Screenplay |
| Les Flibustiers | 1938 | Screenplay |
| Pacific Express | 1939 | Screenplay |
| The Gracie Allen Murder Case | 1939 | Screenplay |
| Les boucaniers | 1958 | Screenplay |
