Cast & crew
Mary Lou (1928)
Directed by Frederic Zelnik Written by Fanny Carlsen
Cast
| Adele Sandrock | Belloni |
| Fritz Kampers | Belloni |
| Hans Mierendorff | Großfürst |
| S.Z. Sakall | Goochelaar / jongleur |
| Lya Mara | Mary Bennett |
Crew
| Arthur Martinelli | Director of Photography |
| Frederic Zelnik | Director |
| Andrej Andrejew | Art Direction |
| Fanny Carlsen | Writer |