Behemoth, the Sea Monster

Derren Nesbitt as The Radar Operator, at the radar room (uncredited) Jack MacGowran as Dr. Sampson, the paleontologist Maurice Kaufmann as Mini Submarine Officer André Maranne as French Radio Officer (uncredited) Leigh Madison as Jean Trevethan Patrick Jordan as Photo Lab Aide Leonard Sachs as Dialogue Scientist at Conference (bit) Гай Стэндевен as Naval Officer in Situation Room (uncredited) Андре Морелл as Prof. James Bickford John Turner as John Alastair Hunter as Dr. C. A. Morris, the village doctor Lloyd Lamble as Senior Admiral, at the Admiralty Howard Lang as Naval Commader, at the "Valkyrie" wreck (uncredited) Gene Evans as Steve Karnes Max Faulkner as PLA Radio Operator (uncredited) Neil Hallett as Dr. Sampson's Helicopter Pilot (uncredited)

Douglas Hickox Director Eugène Lourié Screenplay, Director, Production Design Willis H. O'Brien Special Effects, Visual Effects Desmond Davis Camera Operator