1 Abstract The thesis focuses on the involvement of Jiří Mařánek in the management of the Film Department of the Ministry of Information during the years 1945 - 1948. His ministe- rial engagement is related to the contemporary strengthening of the importance of literary preparation of the film and to the associated state dramaturgical supervision. Jiří Mařánek belongs to the circle of writers connected on one hand through their affiliation with the interwar avant-garde movements, on the other hand by their postwar involve- ment in the power apparatus that ended by the political and economic changes in the late forties and fifties. His professional fate speaks about the changes of cultural policy of the state, about the institutional development of the cinema and about the relations between literary and cinematic arts. It is a testimonial of what a successful professional career meant for a man of letters and what relationship it had to the cinema. We follow therefore a relatively brief but breakthrough episode of a writer and retired officer in the position of the Ministerial Counsellor, and we try to place its course and causes into a complex network of historical and social contexts and personal motivation. Focusing on this personality unburdened neither by a historical uniqueness, fundamental role of...