Reparto (por orden de créditos)
Guy Rolfe
Charles Atkinson
Barbara Murray
Lucy Bath
John Justin
Hugh Everton
Peter Sallis
Cady
Arthur Shepherd
Myopic waiter
Walter Horsbrugh
Simmons
Jennifer Wright
Jan Deverill
Fay Compton
Mrs. Leonard
Andrew Cruickshank
Det. Insp. Leigh
William Sherwood
Hotel manager
George Roderick
Guido
John Forbes-Robertson
Police Constable
John Ebdon
Det. Sgt. Harkness
Lesley Nunnerley
Zoe
Fred Ferris
Bathing-hut attendant
David Davenport
English waiter
Malcolm Keen
Gregory Bath
Robert Vahey
Photographer
Freda Bamford
Customer
Harry Littlewood
Peters
John Kidd
Stokes
Van Boolen
Castros