Once Upon A Time In Hollywood stars Leonardo DiCaprio and Brad Pitt as fictional actor Rick Dalton and the fictional stunt double Cliff Booth, respectively. But what makes it come to life is the fact that they’re surrounded by real-life actors from history, such as Sharon Tate (Margot Robbie), Jay Sebring (Emile Hirsch), and James Stacy (Timothy Olyphant), among others. This makes the fictional actors seem…