STORY
During World War I, a German U-boat sinks a British ship and takes the survivors on board. After it takes a wrong turn, the submarine takes them to the unknown land of Caprona, where they find dinosaurs and neanderthals.
CAST & CREW
- Doug McClure
- John McEnery
- Susan Penhaligon
- Keith Barron
- Anthony Ainley
Cast
- Kevin Connor
Director
INFORMATION
- Land Associates
- Amicus Productions
- Edgar Rice Burroughs Inc.
- British Lion Films
- American International Pictures
Production Companies
- United Kingdom
- United States of America
Production Countries
LANGUAGES
- English
