El monstruo submarino

Gene Evans

Steve Karnes

André Morell

Prof. James Bickford

Leigh Madison

Jean Trevethan

John Turner

John

Alastair Hunter

Dr. C. A. Morris, the village doctor

Lloyd Lamble

Senior Admiral, at the Admiralty

Jack MacGowran

Dr. Sampson, the paleontologist

Maurice Kaufmann

Mini Submarine Officer

Henri Vidon

Tom Trevethan

Patrick Jordan

Photo Lab Aide

Howard Lang

Naval Commader, at the "Valkyrie" wreck (uncredited)

Leonard Sachs

Dialogue Scientist at Conference (bit)

Ernest Blyth

Scientist at Conference (uncredited)

Neal Arden

TV Newscaster (uncredited)

Paul Beradi

Man Listening to Car Radio (uncredited)

Max Faulkner

PLA Radio Operator (uncredited)

Neil Hallett

Dr. Sampson's Helicopter Pilot (uncredited)

André Maranne

French Radio Officer (uncredited)

Derren Nesbitt

The Radar Operator, at the radar room (uncredited)

Guy Standeven

Naval Officer in Situation Room (uncredited)

Willis H. O'Brien

Special Effects, Visual Effects

Harry White

Art Direction

Eugène Lourié

Screenplay, Director, Production Design

Irving Block

Special Effects

Richard Marden

Sound Editor

Desmond Davis

Camera Operator

Edwin Astley

Original Music Composer, Conductor

Douglas Hickox

Director

Jack Rabin

Special Effects

Louis DeWitt

Special Effects

David Diamond

Producer

Alan J. Adler

Story

Robert Abel

Story

Daniel James

Screenplay

Ken Hodges

Director of Photography

Lee Doig

Editor

Ted Lloyd

Producer

Jimmy Evans

Makeup Artist

Bernadette Ibbetson

Hairstylist

Pete Peterson

Special Effects