Glynis Johns
Caroline Trewella / Miranda Trewella
Deryck Guyler
Editor
Margaret Rutherford
Nurse Carey
Joan Hickson
Mrs. Forster
Stringer Davis
The Vicar (uncredited)
David Hurst
Signor Mantalini
Noel Purcell
Percy
Donald Sinden
Jeff Saunders
Judith Furse
Viola
Dora Bryan
Berengaria
John Horsley
Sports Organiser (uncredited)
Irene Handl
Mme. Blanche
Anne Crawford
Barbara Davenport
Dandy Nichols
Nurse Carey's Landlady (uncredited)
George Woodbridge
Fisherman Outside Pub (uncredited)
Martin Miller
Dr. Fergus
Nicholas Phipps
Col. Barclay Sutton
Meredith Edwards
Police Constable (uncredited)
Meredith Edwards
Police Constable
Peter Martyn
Ronald Baker
Lucy Griffiths
Dr. Fergus' Secretary (uncredited)
Martin Boddey
Marco (uncredited)