Joker: Folie à Deux
- År: 2024
- Land: United States of America
- Genre: Drama, Kriminalitet, Thriller
- Studio: Warner Bros. Pictures, Joint Effort, Domain Entertainment
- Nøgleord: villain, musical, based on comic, sequel, mental illness, madness, 1980s, dark romance, jukebox musical
- Direktør: Todd Phillips
- Cast: Joaquin Phoenix, Lady Gaga, Brendan Gleeson, Catherine Keener, Zazie Beetz, Steve Coogan