The Mystery of Lake Lethe
- Umwaka: 1917
- Igihugu: United States of America
- Ubwoko: Mystery
- Sitidiyo: Vitagraph Company of America
- Ijambo ryibanze:
- Umuyobozi: Rollin S. Sturgeon
- Abakinnyi: Webster Campbell, William Duncan, Corinne Griffith, Anne Schaefer, Nell Shipman
