• 
  Jindrich Polak

  regizor

• 
  Vera Kresadlova

  Crewmember
• 
  Martin Tapak

  Petr Kubes - biologist
• 
  Jaroslav Mares

  Milek Wertbowsky
• 
  Radovan Lukavsky

  Commander MacDonald
• 
  Dana Medricka

  Nina Kirova - sociologist
• 
  Rudolf Deyl

  Ervin Herold - pilot
• 
  Olga Schoberová

  Crewmember

• 
  Vjaceslav Irmanov

  Coordinator
• 
  Jaroslav Rozsival

  The Ship's Doctor
• 
  Marcela Martinkova

  Steffa - Wertbowsky's wife
• 
  Nadesda Blazickova

  Danseuse

• 
  Zdenek Liska

  departament sunet
• 
  Josef Dobrichovsky

  montaj
• 
  Hynek Bocan

  second unit director or assist

• 
  Pavel Juracek

  scriitor
• 
  Jindrich Polak

  scriitor
• 
  Stanislaw Lem

  scriitor