In the begining, the text describes (andmake some reflections on) the participation ofMarshall McLuhan in Woody Allen’s movie AnnieHall (1977). From then on, it presents the main aspectsof the Canadian author’ works, also examiningits problems, its legacy and its importance forthe area of the Communication’s Theories. It is anessay that can be read as a guide to study. In thetruth, it is a homage.