
During World War I, a German U-boat sinks a British passenger ship and takes the survivors aboard. After getting lost in fog, the submarine surfaces near the unknown island of Caprona, a lost world where they find dinosaurs and Neanderthals.

as Bowen Tyler

as Captain Von Schoenvorts

as Lisa Clayton

as Bradley

as Dietz

as Borg

as Ahm

as Olson

as Whiteley

as Benson

as Plesser

as Sinclair

as Jones

as Deusett

as Reuther

as Hiller

as First Sto-Lu

as Schwartz

as Hindle