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