The Secret of the Purple Reef
- Ano: 1960
- País: United States of America
- Xénero: Drama, Crime, Adventure
- Estudo: Associated Producers (API)
- Palabra clave: based on novel or book, deadly, deep
- Director: William Witney
- Reparto: Jeff Richards, Richard Chamberlain, Margia Dean, Peter Falk, Terence de Marney, Robert Earl Jones
