Donald Sutherland
Giacomo Casanova
Tina Aumont
Henriette
Cicely Browne
Madame D'Urfé
Carmen Scarpitta
Madame Charpillon
Clara Algranti
Marcolina
Daniela Gatti
Giselda
Margareth Clémenti
Sister Maddalena
Mario Cencelli
Moebius
Diane Kurys
Madame Charpillon
Mary Marquet
Casanova's Mother
Olimpia Carlisi
Isabella
Silvana Fusacchia
Sorella di Isabella
Leda Lojodice
Bambola meccanica
Sandra Elaine Allen
Angelina
Clarissa Mary Roll
Anna Maria
Daniel Emilfork
Marquis Du Bois
Luigi Zerbinati
Papa
Dudley Sutton
Duca di Wuertemberg
John Karlsen
Lord Talou
Maria Mascarielli
Dinner guest
Mirko Baiocchi
(uncredited)
Nicholas Smith
Casanova's Brother