Giuliano Gemma
— Giulio
Bibi Andersson
— Margit Lindmark
Gunnar Björnstrand
— Prof. Gunnar Lindmark
Rosemary Dexter
— Laetitia
Amos Davoli
— Judge
Arturo Pallandino
— Carabiniere
Elisabetta Bonino
— Violante
Brizio Montinaro
— Barista
Saverio Moriones
— Monaco
Paola Natale
— Maid
Antonella Squadrito
— Biondella