The Secret of the Purple Reef
- Sal: 1960
- Welat: United States of America
- Genre: Drama, Crime, Adventure
- Studio: Associated Producers (API)
- Keyword: based on novel or book, deadly, deep
- Serek: William Witney
- Avdan: Jeff Richards, Richard Chamberlain, Margia Dean, Peter Falk, Terence de Marney, Robert Earl Jones
