A Merchant Navy hero of the Korean War returns to England after three years of captivity in Communist hands, his mind confused by brain-washing and indoctrination at the hands of his captors, and accepts a post as an instructor at the Outward Bound Sea School.
Mike Merriworth
Gwyneth Thomas
Mary Griffin
Captain Snow
Charlie Barton
Fred Starling
Andrew Griffin
Tony Mullins
Number One
Dr. Tigara
Raymond Curtis
Mrs. Snow
Tubby
