After losing a submarine and fifty crew in a battle with a German ship during WWII, a Royal Navy officer gets a second chance in a daring raid with midget subs.

James Caan
as Cmdr. Richard Bolton, RNVR

David Sumner
as Lt. Davies R.N.V.R

Norman Bowler
as Sub-Lt. Pennington, RN

Paul Young
as Leading Seaman Quentin

Brian Grellis
as CPO Barquist X 3

William Dysart
as Lt. Robert Talbot Gogan R.N.R.

John Kelland
as Sub-Lt. Keith Willis, RNVR

Kenneth Farrington
as CPO Boker Knowles

Carl Rigg
as CPO Norman Kennedy

Steve Kirby
as Leading Seaman X-2
CinemaSerf
If you remember "Above us the Waves" (1955) you'll get the gist of this story for James Caan. He's "Bolton", a man with plenty to prove to his superiors and himself after a tragedy struck a previous command. He's a bit of a slave driver, and that doesn't make him popular amongst his crews who find t...