I Want to Believe

Yekaterina Krupennikova

as Lyudmila Zaykovskaya / Masha Zaykovskaya

Aleksei Safonov

as Aleksey Trofimenko

Viktor Chekmaryov

as Head of Archives

Igor Ledogorov

as Sergey Mikhaylovich

Gennadiy Yukhtin

as Kirill

Anatoliy Ivanov

as Arvid Krumins

Nikola Popović

as Nikola Oleksic

Yuri Lavrov

as Vasiliy Pavlovich

Petro Vesklyarov

Antonina Leftiy

as guest Gali Nalivaiko (uncredited)

Maria Samoilova

as aunt Dusya