Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Director | Drákula | 1931 | |
| Producer | Drákula | 1931 | |
| Writer | Drákula | 1931 | |
| Director | Freaks | 1932 | |
| Producer | Freaks | 1932 | |
| Writer | Intolerance: Love's Struggle Throughout the Ages | 1916 | |
| Director | Intolerance: Love's Struggle Throughout the Ages | 1916 | |
| Director | Mark of the Vampire | 1935 | |
| Producer | Mark of the Vampire | 1935 | |
| Writer | Mark of the Vampire | 1935 | |
| Director | The Unknown | 1927 | |
| Writer | The Unknown | 1927 | |
| Director | The Devil-Doll | 1936 | |
| Producer | The Devil-Doll | 1936 | |
| Writer | The Devil-Doll | 1936 | |
| Director | London After Midnight | 1927 | |
| Writer | London After Midnight | 1927 | |
| Producer | London After Midnight | 1927 |