Sidney James
— Sid Carter
Kenneth Williams
— Sir Bernard Cutting
Charles Hawtrey
— Dr. Francis A. Goode
Joan Sims
— Mrs. Tidey
Hattie Jacques
— Matron
Bernard Bresslaw
— Ernie Bragg
Kenneth Cope
— Cyril Carter
Terry Scott
— Dr. Prodd
Barbara Windsor
— Nurse Susan Ball
Kenneth Connor
— Mr. Tidey
Jacki Piper
— Sister
Bill Maynard
— Freddy
Patsy Rowlands
— Miss Evelyn Banks
Derek Francis
— Arthur
Amelia Bayntun
— Mrs. Jenkins
Valerie Leon
— Jane Darling
Brian Osborne
— Ambulance Driver
Gwendolyn Watts
— Mrs. Frances Kemp
Valerie Shute
— Miss Smethurst
Margaret Nolan
— Mrs. Tucker
Michael Nightingale
— Pearson
Wendy Richard
— Miss Willing
Zena Clifton
— Au Pair Girl
Bill Kenwright
— Reporter
Robin Hunter
— Mr. Darling
Jack Douglas
— Twitching Father
Madeline Smith
— Mrs. Pullitt
Rodney Cardiff
— Outpatient (uncredited)
Angela Cheyne
— Nurse (uncredited)
Laura Collins
— Nurse Rose Knightley (uncredited)