Kris Kelvin (archive footage)
Kris Kelvin
Chris Kelvin
Adalberto Mariano
Albany
Ник Николс, "Председатель"
Priest
Eduard Ottovich Staunits
Nephew of Petras
"Oldster"
Mitrich-Kolobok
Gabriel Conroy
Konstantin Ladeinikov
Mauris
Donatas Banionis
Adult
Antanas Petrušonis
The President
Doctor's father
Vaitkus
Goya
Viktor Sherknis
Dausa
Ludwig van Beethoven
Telyaev
Harting
Mazardi
The old man
мистер Мак-Кинли
Bar-Mattay, professor, psychologist (voiced by Yuri Chekulaev)
Ožoginas
Alexander Yanovich
Aleksey Tulyakov
Rauplėnas
Self (archive footage)
Chinkov
Mikhail Rasporkin
Self
Сергей Матвеевич Юрышев (академик)
Митя
Major Varnalesa
Sveneld
Guest from Vilnius
Savva Morozov
Colonel Titel
Nero Wolfe
Ferdinand Luce - left-wing journalist