Through the childhood and adolescence of Signor Giacomo Casanova (from his memoirs), this is a description of how people lived in 18th-century Venice: their customs, habits, medicine, religion, and--most of all--the omnipresence of hypocrisy.
Leonard Whiting
as Giacomo Casanova
Maria Grazia Buccella
as Zanetta
Lionel Stander
as Don Tosello
Raoul Grassilli
as Don Gozzi
Wilfrid Brambell
as Malipieri
Tina Aumont
as Marcella
Senta Berger
as Giulietta Cavamacchia
Mario Scaccia
as Dottor Zambelli
Claudio De Kunert
as Giacomo Casanova bambino
Silvia Dionisio
as Mariolina
Sara Franchetti
as Suor Lucia
Isabella Savona
as Teresa