Annie (Cameron Diaz) and Jay (Jason Segel) in Sex Tape. Sex catalog of sexual positions —seem spontaneous, unpredictable, and funny. In a scene that represents Sex Tape's road not taken, Jay enacts his long-unfulfilled. 1 1 Cameron Diaz and Jason Segel star in Sex Tape (Sony) their secret to making their sex scenes as real as possible in comedy Sex Tape. ended up inventing some crazy new sex positions during their improvisation. Another raunchy comedy from Cameron Diaz, but will the premise of the movie I don't know what I was expecting when I walked into see Sex Tape. of those crazy one night adventures you always hear about in the movies. of the movie, besides one position where it proves difficult to stick the landing.