Top cast
Paolo Villaggio
Dr. Jekyll / Mr Hyde
Edwige Fenech
Barbara Wimply
Gianrico Tedeschi
James / Jeeves
Gordon Mitchell
Pretorius
Paolo Paoloni
Professor
Guerrino Crivello
Student
Eolo Capritti
Henchman
Francesco Anniballi
Henchman
Walter Williams
PANTAC Top President
Clemente Ukmar
Henchman
Geoffrey Copleston
Archibald Gold
Paola Arduini
Stewardess
Angelo Boscariol
PANTAC Board Member (uncredited)
Luciano Foti
Class Member (uncredited)
Alfonso Giganti
Industrialist (uncredited)
Juba Kennerley
Gentleman (uncredited)
Giuseppe Marrocco
PANTAC Board Member (uncredited)
Fulvio Mingozzi
PANTAC Board Member (uncredited)
Directed by
Steno
Written by
Leonardo Benvenuti, Piero De Bernardi, Steno
Produced by
Luciano Martino
