One More Star Added to 'Joker: Folie a Deux' Cast - Everyone Who's in the Sequel So Far!

The Joker: Folie à Deux cast is expanding.

One more star was just revealed to be joining the ensemble of the highly anticipated Joker sequel on Thursday (October 20).

As with the first movie, the script is being written with Scott Silver. It’s expected to go into production in December.

The film will reportedly be set within Arkham, where Arthur Fleck ends up at the conclusion of the original film, and is said to feature musical elements.

The Todd Phillips-directed film is set to hit theaters on October 4, 2024. Plot details for the Warner Bros. and DC Films production have been kept under wraps.

However, we do know the names who will appear in the movie so far.

Scroll through to see who’s starring in the sequel…