Set in 1969 Los Angeles, the film follows a fading actor and his stunt double as they navigate the rapidly changing film industry, with the looming threat of the Tate murders hanging overhead. It features a large ensemble cast led by Leonardo DiCaprio, Brad Pitt, and Margot Robbie. Produced by Columbia Pictures, Bona Film Group, Heyday Films, and Visiona Romantica and distributed by Sony Pictures Releasing, it is a co-production between the United States, United Kingdom, and China.

Once Upon a Time.in Hollywood is a 2019 comedy-drama film written and directed by Quentin Tarantino.