Cast & crew
The Key (1971)
Directed by Vladimír Čech Written by Kamil Pixa, Vladimír Čech, Kristian Topič
Cast
| Zdeněk Kampf | Nergl |
| František Vicena | Zika |
| Wilhelm Koch-Hooge | Friedrich Hofstetter |
| Vlasta Vlasáková | Milada |
| Oldřich Velen | Preisler |
| Eva Jiroušková | Blazena Preislerová |
| Jürgen Frohriep | Chirurg |
| Miloslav Holub | Jankovský |
| Jana Posseltová | |
| Milan Hlavín | |
| Marta Richterová | |
| Adolf Filip | |
| Jan Pohan | |
| Karel Pavlík | |
| Ladislav Vičar | |
| Jiří Vondrovič | |
| Zdeněk Novotný | |
| Antonín Šimon | |
| A. A. Dajmičenko | Square |
| Štěpán Bulejko | |
| Alexandr Ovčarič | |
| Vladimír Vodeničarov | |
| František Kubíček | |
| Magdalena Šmídová | |
| Miloslav Šindler | |
| Roman Hemala | |
| Antonín Ženíšek | |
| Karel Voska | |
| Jiří Cimický | |
| Jaroslav Kovář | |
| Karel Havlíček | |
| Oleg Reif | |
| Jaroslav Tomsa | |
| Slávka Hamouzová | |
| Václav Fišer | |
| Josef Bárta | |
| Josef Barák | |
| Antonín Pokorný | |
| Ivan Růžička | |
| Jiřina Wasserbauerová | |
| Jiří Němeček | Commentary |
| Rudolf Jelínek | Radista |
| Alena Walterová | Ziková |
| Jindřich Narenta | |
| Oto Ševčík | |
| Josef Hajdučík | Radista |
| Josef Beyvl | |
| Zdeněk Kryzánek | |
| Miloš Vavruška | |
| Jana Walterová | |
| Richard Záhorský | |
| Gustav Heverle | |
| Vladimír Leraus | |
| Oldřich Lukeš | |
| Jan Dejmek | |
| Josef Chvalina | Doktor |
| Zdeněk Dřevojánek | |
| Vítězslav Jandák | |
| Vladimír Ptáček | |
| Milena Kaplická | |
| Jaroslav Blažek | |
| Eduard Pavlíček | |
| Jiřina Bílá | |
| Jitka Zelenohorská | |
| Václav Švec | |
| Bohumil Koška | |
| Josef Burda | |
| Vladimír Navrátil | |
| Viktor Maurer | |
| Vladimír Zoubek | |
| Josef Žoha | |
| Mirko Musil | |
| Miroslav Müller | |
| Zdeněk Braunschläger | |
| Jaromír Šnajdr | |
| Pavel Jiras | |
| Jiří Koutný | |
| Eugen Jegorov | |
| Věra Kovářová | |
| Vladimír Štros | |
| Ludvík Pozník | |
| Vladimír Svoboda | |
| Petr Skarke | |
| Miloslav Štibich | |
| Miroslav Rous | |
| Václav Luks | |
| Jiří Havel | |
| Jaroslav Synák | |
| Blažena Vernerová | |
| Jiřina Zemanová | |
| Vlastimila Vlková | |
| Bára Štěpánová | |
| Jaroslava Závodská | |
| Tomáš Jaroš | |
| Jaroslav Klenot | |
| Otakar Rademacher | |
| Jindřich Sejk |
Crew
| Bohuslav Kulič | Production Design |
| Kamil Pixa | Screenplay |
| Alena Červená | Still Photographer |
| Štěpán Lucký | Original Music Composer |
| Rudolf Hammer | Makeup & Hair |
| Ivana Peštuková | Makeup & Hair |
| Eva Vyplelová | Makeup & Hair |
| Jarmila Benešová | Costumer |
| Václav Cajthaml | Production Manager |
| Milana Melcerová | Assistant Production Manager |
| Antonín Zelenka | Editor |
| Pavel Jelínek | Sound |
| Milan Kindl | Stunts |
| Vladimír Čech | Screenplay |
| Věra Ticháčková | First Assistant Director |
| Zdeněk Dufek | Creative Producer |
| Jiří Šebor | Executive Producer |
| Bohumil Koška | Assistant Director |
| Kamil Pixa | Story |
| Václav Huňka | Director of Photography |
| Emil Hora | Assistant Camera |
| Jiří Čermák | Set Decoration |
| Josef Pavlík | Set Decoration |
| Kristian Topič | Screenplay |
| Josef Šilhavý | Dramaturgy |
| Viktor Walter | Set Decoration |
| Fernand Vácha | Costume Design |
| Marie Knotková | Costumer |
| Josef Mathauser | Assistant Production Manager |
| Lenka Němečková | Script Supervisor |
| Zdeněk Prchlík | Camera Operator |
| Václav Neumann | Conductor |
| Vladimír Čech | Director |