Jerzy Rogulski

as Professor Ulé

as Wladyslaw Skłodowski

as Professeur Bruner

as Dagin

as Vice President (1 episode)

as Soviet Army Colonel

as Russian Diplomat #4

as Uncle Karl (2 episodes)

as Ignacy Hryniewiecki

as [obsada aktorska] (1 episode)

as Doctor

as Student

as Nils (1 episode)