Characters played by Anthony Steffen
Peter Oliver
Characters played by Sylva Koscina
Françoise Ballais
Characters played by Giovanna Lenzi
Susan Leclerc
Characters played by Renato De Carmine
Inspector Jansen
Characters played by Giacomo Rossi Stuart
Victor Morgan
Characters played by Umberto Raho
Burton
Characters played by Annabella Incontrera
Helga Schurn
Characters played by Romano Malaspina
Harry
Characters played by Isabelle Marchall
Paola Whitney
Characters played by Imelde Marani
Harry's girlfriend
Characters played by Liliana Pavlo
Wendy Marshall
Characters played by Lorenzo Piani
Waiter in Hamburg
Characters played by Irio Fantini
(credit only)
Characters played by Shirley Corrigan
Margot Thornhill
Characters played by Bruno Alias
Hairdresser
Characters played by Francesco Anniballi
Male Nurse
Characters played by Margherita Horowitz
Atelier personnel
Characters played by Nadia Marsala
Atelier Personnel