Gerald Thomas Director Shirley Eaton Dorothy Denton Actor Kenneth Connor Bernie Bishop Actor Charles Hawtrey Humphrey Hinton Actor Kenneth Williams Oliver Reckitt Actor Terence Longdon Ted York Actor Bill Owen Percy 'Perc' Hickson Actor Leslie Phillips Jack Bell Actor Cyril Chamberlain Bert Able Actor Brian Oulton Henry Bray Actor Wilfrid Hyde-White The Colonel Actor Hattie Jacques Matron Actor Joan Hickson Sister Actor Susan Stephen Georgie Axwell Actor Joan Sims Stella Dawson Actor Susan Beaumont Frances James Actor Ann Firbank Helen Lloyd Actor Rosalind Knight Nightingale Actor Marita Stanton Rose Harper Actor John Van Eyssen Stephens Actor Patrick Cargill Writer Jack Beale Writer Norman Hudis Screenwriter Peter Rogers Producer Reginald H. Wyer Cinematographer John Shirley Film Editing