Trailer
Cast
George Pravda
Capt. Erlich of the 'Lindendorf'
Paul Young
Leading Seaman Quentin
John Kelland
Sub-Lt. Keith Willis, RNVR
Kenneth Farrington
CPO Boker Knowles
Rupert Davies
Vice Admiral Redmayne (uncredited)
George Roubicek
Redmayne's Flag Officer (uncredited)
Nick Tate
Leading Seaman X-1
James Caan
Cmdr. Richard Bolton, RNVR
David Sumner
Lt. Davies R.N.V.R
Norman Bowler
Sub-Lt. Pennington, RN
Brian Grellis
CPO Barquist X 3
Carl Rigg
CPO Norman Kennedy
William Dysart
Lt. Robert Talbot Gogan R.N.R.
Paul Hansard
Cmdr. Steiner (uncredited)