The study deals with the sound aspects of the selected film by director Miloš Forman. The first part is concerned with Miloš Forman‘s relationship towards sound film. It focuses on his film style and his approach to working with sound. The article follows the ways in which the director works with characteristic film features within the pronounced dramatic structure The aim of the second part of the thesis is to analyze sound dramaturgy in film The Decathlon, one of eight short films shot as part of an international project presented under the title Visions of Eight (1973).