Margaret Rutherford
Miss Jane Marple
Lionel Jeffries
Captain Rhumstone
Stringer Davis
Jim Stringer
Charles Tingwell
Inspector Craddock
William Mervyn
Breeze-Connington
Joan Benham
Alice Fanbraid
Nicholas Parsons
Dr. Crump
Derek Nimmo
Sub-Lt. Eric Humbert
Norma Foster
Asst. Matron Shirley Boston
Francis Matthews
Lt. Compton
Bernard Adams
Dusty Miller
Roy Holder
Petty Officer Lamb