as Guglielmo Marconi

as Isabella Gordon

as Guglielmo Marconi giovane

as Achille Martinucci

as Giuseppe Bottai

as Maria Cristina Marconi

as Umberto De Riva

as Jonathan Heist

as Enrico Fermi

as Elettra Marconi

as Annie Marconi

as Alfonso Marconi

as Daisy

as Giuseppe Marconi

as Benito Mussolini