The Great Office Mystery
- Umwaka: 1928
- Igihugu: United States of America
- Ubwoko: Crime, Drama
- Sitidiyo: British Filmcraft Productions
- Ijambo ryibanze: sexton blake
- Umuyobozi: George A. Cooper
- Abakinnyi: Langhorn Burton, Mickey Brantford, Fred Raynham, Gabrielle Morton, Ronnie Curtis
