| The Einstein of Sex: Life and Work of Dr. M. Hirschfeld (1999) (AKA "Der Einstein des Sex") | (Not seen) |
| Im Staub der Sterne (1976) (AKA "In the Dust of the Stars") | (Not seen) |
| The Last Laugh (1924) | (Not seen) |
| Destiny (1921) (AKA "Between Two Worlds") | (Not seen) |