Doctor at Large

Dirk Bogarde

Dr. Simon Sparrow

Muriel Pavlow

Joy Gibson

Donald Sinden

Dr. Tony Benskin

James Robertson Justice

Sir Lancelot Spratt

Shirley Eaton

Nurse Nan MacPherson

Derek Farr

Dr. Erasmus Potter-Shine

Michael Medwin

Dr. Charlie Bingham

Martin Benson

Maharajah of Branda

John Chandos

O'Malley

Edward Chapman

Mr. Wilkins

George Coulouris

Pascoe

Judith Furse

Mrs. Digby

Gladys Henson

Mrs. Wilkins

Anne Heywood

Emerald

Ernest Jay

Sir Charles Hopcroft

Lionel Jeffries

Dr. Hampton Hatchet

Mervyn Johns

Mr. Smith

Geoffrey Keen

Examiner

Dilys Laye

Mrs. Jasmine Hatchet

Harry Locke

Harry Jessup