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.
Doug McClure | Bowen Tyler |
John McEnery | Captain Von Schoenvorts |
Susan Penhaligon | Lisa Clayton |
Keith Barron | Bradley |
Anthony Ainley | Dietz |
Steve James | First Sto-Lu |
Godfrey James | Borg |
Bobby Parr | Ahm |
Declan Mulholland | Olson |
Colin Farrell | Whiteley |
Ben Howard | Benson |
Roy Holder | Plesser |