Quentin Tarantino‘s has once again gathered a stellar cast that shine in his ninth film. “Once Upon A Time … in Hollywood,” set in the summer of 1969 where joy, fame, culture, violence and tragedy collided.  Leonardo DiCaprio plays down on his luck actor Rick Dalton, Brad Pitt, his sometime stunt double, and Australian actress Margot Robbie breathes life into her portrayal of slain actress Sharon Tate. Film journalist Katherine Tulich sat down with the cast and writer/director Quentin Tarantino for this exclusive video interview .