Dirk Bogarde

Dr. Simon Sparrow

Samantha Eggar

Delia Mallory

James Robertson Justice

Sir Lancelot Spratt

Donald Houston

Major Tommy Ffrench

Barbara Murray

Iris Merchant

Dennis Price

Dr. Blacker

Mylène Demongeot

Sonja Stromberg / Helga Stromberg

Jill Adams

Genevieve Milton

Timothy Bateson

Mr. Holly

Jessie Evans

Mrs. Parry

Fenella Fielding

Passenger on Train

Frank Finlay

Corsetiere

Derek Fowlds

Gillibrand

Michael Flanders

Mr. Bradby

Pauline Jameson

Ward Sister Bond

Bill Kerr

Australian Sailor

Ann Lynn

Mrs. Mary Whittaker

Joe Robinson

Sonja's Boyfriend

Madge Ryan

Mrs. Clapper

David Weston

Stuart

Paul Whitsun-Jones

Grimes

Ronnie Barker

Man at Railway Station Ticket Counter (uncredited)

Amanda Barrie

Miss Rona Steele (uncredited)

Reginald Beckwith

Meyer (uncredited)

Christopher Beeny

Medical Student (uncredited)

Margaret Boyd

Lady Willoughby (uncredited)

John Bluthal

Railway Porter (uncredited)

Richard Briers

Medical Student (uncredited)

Johnny Briggs

Medical Student (uncredited)

Victor Brooks

Police Constable (uncredited)

Peter Butterworth

Ambulance Driver (uncredited)

Rodney Cardiff

Student Doctor (uncredited)

Pauline Chamberlain

Nurse (uncredited)

Denise Coffey

Food Seller at Railway Station (uncredited)

Victor Croxford

Hospital Porter (uncredited)

Alistair Dick

Train Passenger (uncredited)

Felix Felton

Health Farm Patient (uncredited)

Hilda Fenemore

Railway Station Barmaid (uncredited)

Michael Goldie

Physical Training Instructor (uncredited)

Richard Gordon

George Stubbins (uncredited)

Barbara Hicks

Miss Minton (uncredited)

George Hilsdon

Police Constable (uncredited)

Douglas Ives

Mr. Lewis (uncredited)

Juba Kennerley

Passerby (uncredited)

Ronald Lacey

Mum's Diner Customer (uncredited)

Harry Landis

Mum's Diner Customer (uncredited)

Jeanette Landis

Rosie (uncredited)

Aileen Lewis

Train Passenger (uncredited)

Leo McKern

Mr. Harry "Luther" Heilbronn (uncredited)

Jill Mai Meredith

Health Farm Nurse (uncredited)

Richard Neller

Council Official (uncredited)

Robert Rietti

Various (voice) (uncredited)

Renu Setna

Indian Medical Student (uncredited)

George Spence

Health Farm Patient (uncredited)

Ronnie Stevens

Hotel Manager (uncredited)

Marianne Stone

Mum's Diner Waitress (uncredited)

Toke Townley

Clerk of Works (uncredited)

Paula Wright

Train Passenger (uncredited)