The Great Office Mystery
- Ел: 1928
- Ил: United States of America
- Жанр: Crime, Drama
- Студия: British Filmcraft Productions
- Төп сүз: sexton blake
- Директор: George A. Cooper
- Ролик: Langhorn Burton, Mickey Brantford, Fred Raynham, Gabrielle Morton, Ronnie Curtis
