Characters played by Hayley Mills
Nikky Ferris
Characters played by Eli Wallach
Stratos
Characters played by Peter McEnery
Mark Camford
Characters played by Joan Greenwood
Aunt Frances Ferris
Characters played by Irene Papas
Sophia
Characters played by John Le Mesurier
Anthony Gamble
Characters played by Paul Stassino
Lambis
Characters played by Sheila Hancock
Cynthia Gamble
Characters played by Michael Davis
Alexis
Characters played by André Morell
Yacht Captain
Characters played by George Pastell
Police Lieutenant
Characters played by Tutte Lemkow
Orestes
Characters played by Steve Plytas
Hearse Driver
Characters played by Harry Tardios
Bus Driver
Characters played by Pamela Barrie
Ariadne
Characters played by Pola Negri
Madame Habib
Characters played by Terry Gilkyson
Singer