Cast
Richard Briers
Jack Broome
Rowena Cooper
Sybil Broome
John Horsley
Admiral Nicholas
Patrick Troughton
Commodore Londonderry
Paul Copley
PO Jordan
Tony Caunter
Coxswain
Frederick Treves
Admiral Jack Tovey
Sylvester Morand
Commander Richards
Roger Milner
Admiral Naismith
Christopher Villiers
Sub-Lt. Larkin
Blain Fairman
Lt. Cmdr. Hollerith