SUBMARINE X-1

James Caan

Cmdr. Richard Bolton...

David Sumner

Lt. Davies R.N.V.R

Norman Bowler

Sub-Lt. Pennington, ...

Paul Young

Leading Seaman Quent...

Brian Grellis

CPO Barquist X 3

William Dysart

Lt. Robert Talbot Go...

John Kelland

Sub-Lt. Keith Willis...

Kenneth Farring...

CPO Boker Knowles

Carl Rigg

CPO Norman Kennedy

Steve Kirby

Leading Seaman X-2

Nick Tate

Leading Seaman X-1

George Pravda

Capt. Erlich of the ...

Rupert Davies

Vice Admiral Redmayn...

Keith Alexander

Sub. Lt. X-3

William A. Grah...

Diretor(a)

Guy Elmes

Roteirista

John C. Champio...

Produtor(a)

Edmund H. North

História

Paul Beeson

Cinematography

Ron Goodwin

Música

John C. Champio...

História

Donald S. Sanfo...

Roteirista