Cast
Paolo Villaggio
Dr. Jekyll / Mr Hyde
Paolo Paoloni
Professor
Geoffrey Copleston
Archibald Gold
Alfonso Giganti
Industrialist (uncredited)
Giuseppe Marrocco
PANTAC Board Member (uncredited)
Edwige Fenech
Barbara Wimply
Gordon Mitchell
Pretorius
Francesco Anniballi
Henchman
Clemente Ukmar
Henchman
Luciano Foti
Class Member (uncredited)
Fulvio Mingozzi
PANTAC Board Member (uncredited)
Gianrico Tedeschi
James / Jeeves
Angelo Boscariol
PANTAC Board Member (uncredited)
Luciano Zanussi
PANTAC Board Member (uncredited)
Guerrino Crivello
Student
Eolo Capritti
Henchman
Alessandro Tedeschi
Professor introducing Jekyll (uncredited)