The Sign of Four
- Bliain: 1923
- Tír: United Kingdom
- Seánra: Drama, Mystery
- Stiúideo: Stoll Picture Productions
- Eochairfhocal:
- Stiúrthóir: Maurice Elvey
- Caitheadh: Eille Norwood, Isobel Elsom, Fred Raynham, Arthur M. Cullin, Norman Page, Humberston Wright