Donald Sutherland as Giacomo Casanova

Tina Aumont as Henriette

Cicely Browne as Madame D'Urfé

Carmen Scarpitta as Madame Charpillon

Clara Algranti as Marcolina

Daniela Gatti as Giselda

Margareth Clémenti as Sister Maddalena

Mario Cencelli as Moebius

Diane Kurys as Madame Charpillon

Mary Marquet as Casanova's Mother

Olimpia Carlisi as Isabella

Silvana Fusacchia as Sorella di Isabella

Chesty Morgan as Barberina

Leda Lojodice as Bambola meccanica

Sandra Elaine Allen as Angelina

Clarissa Mary Roll as Anna Maria

Daniel Emilfork as Marquis Du Bois

Luigi Zerbinati as Papa

Hans van den Hoek as

Dudley Sutton as Duca di Wuertemberg

John Karlsen as Lord Talou

Reggie Nalder as Faulkircher

Maria Mascarielli as Dinner guest

Mirko Baiocchi as (uncredited)

Nicholas Smith as Casanova's Brother