Anthony Hopkins, Mathematician František Smolík

Nina Kirová, Sociologist Dana Medřická

Brigitta Irena Kačírková

Commander MacDonald Radovan Lukavský

Michal, Coordinator Otto Lackovič

Marcel Bernard Miroslav Macháček

Erik Svenson, Pilot Jiří Vršťala

Ervin Herold, Pilot Rudolf Deyl

Milek Wertbowsky Jaroslav Mareš

Petr Kubeš, Biologist Martin Ťapák

Štefa, Wertbowsky's wife Marcela Martínková

Zdeněk Lorenc, Coordinator Jozef Adamovič

The Ship's Doctor Jaroslav Rozsíval

Eva, Historian Růžena Vyskočilová

Rena, MacDonald's wife Svatava Hubeňáková

Crewmember Jan Cmíral

Coordinator Václav Irmanov

Coordinator (uncredited) Eva Cedlová

Coordinator (uncredited) Zdena Borovičková

Coordinator (uncredited) Vladimír Navrátil

Coordinator (uncredited) V. Maláková

Coordinator (uncredited) J. Vicherková

Romeo in Movie (uncredited) Ladislav Mrkvička

Julie in Movie (uncredited) Hana Pražanová

Crewmember (uncredited) Jiří Cejnek

Crewmember (uncredited) Věra Křesadlová

Crewmember (uncredited) Karel Duba

Crewmember (uncredited) Gustav Vobornik

Crewmember (uncredited) Olga Navrátilová

Crewmember (uncredited) 奥尔加·舒博尔诺娃

Crewmember (uncredited) Vladimír Štúr

Crewmember (uncredited) Miroslav Abrahám

Crewmember (uncredited) L. Prokůpek

Crewmember (uncredited) R. Junášková

Crewmember (uncredited) Renáta Pospíšilová

Crewmember (uncredited) Marcela Baťková

Crewmember (uncredited) V. Urbánek

Crewmember (uncredited) V. Hrabák

Dancer (uncredited) Naděžda Blažíčková

Dancer (uncredited) Alena Martinovská

Dancer (uncredited) František Halmazňa

Dancer (uncredited) Bohumil Klika

Dancer (uncredited) Věra Burešová

Dancer (uncredited) Jaguše Podešvová

Dancer (uncredited) L. Stejskalová

Navigator (uncredited) J. Januška

Robot (uncredited) J. Lacina

Pianist (uncredited) Zdeněk Jelínek

Dead Man (uncredited) 扬·S·科拉尔

Dead Woman (uncredited) Marie Popelková

Dead Man (uncredited) Josef Drbohlav

Dead Woman (uncredited) D. Kalibová

Dead Woman (uncredited) J. Sluštická

Dead Woman (uncredited) I. Sigrotová

Dead Man (uncredited) V. Zítko

Dead Man (uncredited) B. Kocian

Dead Man (uncredited) V. Smolík

Captain Vladimír Abajev Zdeněk Štěpánek

Petr Kubeš, Biologist (voice) (uncredited) Bohumil Bezouška

Zdeněk Lorenc, Coordinator (voice) (uncredited) Ivo Palec

Computer (voice) (uncredited) Bohumil Švarc