Emilio Cigoli

as Capo polizia

as Steve Martin (voice)

as Sir Arnold Wyatt

as Uncle of Davide

as Conte Cesare d'Ormengo

as Clyde Mac Kay (voice) (dubbing) (uncredited)

as Narrator (Uncredited)

as Narrator (voice)

as Voce

as Publico Ministero

as Medico in contatto radio

as Piero

as Sig. Morelli

as Uno degli ex alunni

as Il direttore della prigione

as Narrator

as Ammiraglio Bragadin

as avvocato Marsi

as Narratore del prologo

as Gaetano Donizetti

as Favrolle

as Alberto Mantovani

as (uncredited)

as Scienziato

as Ispettore di polizia

as De Rossi

as Staffera

as Andrea

as Miniato - lo scudiero

as Pavel Sjerov

as Pavel Sjerov

as Anna's defense lawyer

as Carlo

as Oldham

as Ippoliti