Spaceship to the Unknown
- Tahun: 1966
- Negara: United States of America
- Aliran: Film TV, Cerita Fiksi, Aksi, Petualangan
- Studio: Hearst Entertainment Productions, Universal Pictures, King Features Syndicate
- Kata kunci: princess, prince, king, shark, tyrant, flash gordon, evil dictator
- Direktur: Frederick Stephani, Ray Taylor
- Pemeran: Buster Crabbe, Jean Rogers, Frank Shannon, Charles Middleton, Priscilla Lawson, Richard Alexander