Despite numerous studies that try to explain the success of motion pictures, the question what really makes a movie successfully remains. Thus far, an unambiguous answer does not exist. The author, Sebastian Grosse, set himself the ambitious goal to answer the following question: What are the most influential key determinants for the success of a motion picture and how does word of mouth incorporate into them? Based on findings of current studies success factors are evaluated according to the strength of their impact on a movies success. After- wards, path analysis is run in order to test...