Sergio Tofano

as Lucia's Father

as Professor Petrushka

as Cesarini Sforza

as Vittorio, il maggiordomo

as Professore Monti

as Cosimo Bertelet

as tenore Alfredo Bàttigo

as Fausto

as Antonio

as Michele Sacconi

as Vignon

as Ljebedev

as Signor Bennet