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