Leonardo DiCaprio, Brad Pitt and Margot Robbie at the Star-Studded Once Upon a Time in Hollywood World Premiere

The cast of Quentin Tarantino's Once Upon a Time in Hollywood hit the red carpet for the world premiere at the TCL Chinese Theatre in Hollywood Monday night. See stars Leonardo DiCaprio, Brad Pitt, Margot Robbie and all the celebs who came out to see the film which hits theaters Friday.