Professor Grant signs a contract with Dr. Selin for the sale of his invention of cold light with the plans for his invention being kept in Grant's apartment. The negotiations are secretly heard by the illusionist Durk, who wants to seize the invention. A few days later Selín is found dead, killed by a light bulb filled with poisonous gas. Durk performs at the birthday party of Grant's daughter Anna and seizes the plans for the invention.
Genres:
Karel Fiala as Professor Oskar Grant
Anny Ondra as Anny Grant
Karel Lamač as Ing. Milan Bell
Jindřich Lhoták as Dr. Karel Selín
Emil Artur Longen as Durk, the Magician
Jan S. Kolár as Ferdinand Kardan
Přemysl Pražský as Martin Bálek
Antonín Marek as Baron Evans Margus / Servant
Josef Šváb-Malostranský as Jan
Alfred Baštýř as President of Police
Václav Pražský as Hynek, reporter
Vojtěch Záhořík as Grant's Assistant
Jindřich Edl as Hall
Jiřina Janderová as Selín's Companion
Josef Blažek as Gatekeeper
Máša Kolárová as Seance Guest
Anna Lamačová-Karinská as Seance Guest
Made by edimario