This study describes the relationship between auditorium and stage and their mutual interaction. It addresses the development of theatrical space troughout different historical periods and the concept of site specific. It contains a summary of basic terms concerning theatrical space, spectator, auditorium and site specific. It is based on works of leading experts on the topic.The main objective of this study is to analyze my own acting experience gained in Univerzity Theatre Disk and other theatrical or non theatrical spaces, map the trends and development of auditorium and stage and their subsequent effect on actor´s performance and overall perception of the audience. The relationship between an actor and his audience in each specific per...