Petar Božović as Nikola Tesla

Orson Welles as J.P. Morgan

Oja Kodar as Catherine Johnson

Strother Martin as George Westinghouse

Dennis Patrick as Thomas Alva Edison

Charles Millot as Adams

Boris Buzančić as Robert Johnson

Ana Karić as Đuka Mandić

Edo Peročević as Kolman Czito

Zvonko Strmac as

Lojze Rozman as

Igor Galo as Guglielmo Marconi

Vanja Drach as Mark Twain

Marijan Lovrić as Milutin Tesla

Petar Dobrić as

Zvonimir Torjanac as

Branko Špoljar as

Zorko Rajčić as

Antun Kujavec as

Velimir Chytil as

Demeter Bitenc as

Žarko Savić as

Otokar Levaj as

Zoran Pokupec as

Branko Kubik as

Kristijan Muck as

Andrej Nahtigal as

Ivo Rogulja as

Božidar Košćak as