Obsazení 23

1. 

   Boris Livanov

   Dick Arrowsmith

2. Boris Svetlov

   Layons

3. 

   Maksim Shtraukh

   Samuel Wolfe

4. 

   Andrei Abrikosov

   Engineer Nikitin

5. 

   Sergei Tsenin

   Sazonov

6. 

   Viktor Stanitsyn

   Bill Steer

7. 

   Oswald Glazunov

   Rector (uncredited)

8. 

   Vera Maretskaya

   Comrade Olga

9. 

   Vladimir Uralskiy

   Gostev

10. 

    Dmitriy Kara-Dmitriev

    Bistayev

11. 

    Aleksey Dolinin

    Gaydar

12. 

    Sergey Tikhonravov

    Garreth

13. Leonid Kulakov

    Rakitin

14. N. Golitsyna

    Ethel

15. Ivan Lavrov

    Professor (uncredited)

16. 

    Lyudmila Glazova

    Felice (uncredited)

17. Marta Aleshchenko

    John's wife

18. Timofey Remizov

    Laboratory worker (uncredited)

19. Eva Milyutina

    Arrowsmith's guest

20. 

    Ivan Chuvelyov

    Arrowsmith's guest

21. 

    Leonid Obolensky

    The reporter (uncredited)

22. Weyland Rodd Sr.

    The worker (uncredited)

23. Eduard Gunn

    The provocator (uncredited)

Štáb 7