The Mysterious House of Dr. C. (1976) is a rarely seen, reworked version of the 1966 Dr. Coppelius, a dance film based on the classic 19th-century Leo Delibes ballet "Coppelia." This version contains poorly received songs, narration, and animation sequences not in the original.
| Directing | Ted Kneeland | Director |
| Crew | Cecilio Paniagua | Cinematography |
| Production | Frank J. Hale | Producer |
| Writing | Charles Nuitter | Writer |
| Writing | Ted Kneeland | Writer |
| Writing | Arthur Saint-Leon | Writer |
| Writing | Víctor M. Tarruella | Writer |
