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