Mystery on Monster Island

Directed by Juan Piquer Simón

With Terence Stamp, Peter Cushing, Blanca Estrada, Ana Obregón and Paul Naschy

A young European boy living in San Francisco is reluctant to marry his long-term girlfriend because he wants to travel around the world first. His wealthy uncle agrees to send him on a global expedition aboard his ship, but en route the boy and his travelling companion are shipwrecked on a remote island, populated by countless prehistoric creatures as well as gold-hunting bandits.