This article uses Deleuze's three-part theory of the movement-image as a way to investigate the potential importance of his unexplored claim about the casting of Beckett's Film. In “The Greatest Irish Film” Deleuze writes that the starring role in Film “could only have been played by Buster Keaton” 23), but he does not explain why. Here, I return to the Bergsonian basis of Deleuze's film theory, as well as to early responses to Beckett's Film, in order to complicate our understanding (...) of Deleuze's perception-image, action-image, and especially his affection-image. (shrink)