Thunder Rock

Michael Redgrave

David Charleston

Barbara Mullen

Ellen Kirby

James Mason

Streeter

Lilli Palmer

Melanie Kurtz

Finlay Currie

Capt. Joshua Stuart

Frederick Valk

Dr. Kurtz

Sybille Binder

Anne Marie

Frederick Cooper

Briggs

Jean Shepeard

Mrs. Briggs

Barry Morse

Robert

George Carney

Harry

Miles Malleson

Chairman of Directors

Bryan Herbert

Flanning

James Pirrie

New Pilot

A.E. Matthews

Mr. Kirby

Olive Sloane

Woman Director

Tommy Duggan

Office Clerk

Tony Quinn

Office Clerk

Harold Anstruther

British Consul

Alfred Sangster

Director

Elliot Scott

Assistant Art Director

Bernard Miles

Screenplay

Jack Hildyard

Camera Operator

Mutz Greenbaum

Director of Photography

Roy Boulting

Director, Editor

Robert Ardrey

Theatre Play

John Boulting

Producer

Hans May

Music

Jeffrey Dell

Screenplay

Duncan Sutherland

Art Direction

Tom Howard

Special Effects

Honoria Plesch

Costume Design

Frederick Ford

Special Effects

John Cook

Sound Recordist

Percy Dayton

Boom Operator

Bill Herlihy

Third Assistant Director