Rooney Mara Supports Joaquin Phoenix at 'Joker' Premiere

Rooney Mara and Joaquin Phoenix walk the green carpet separately at the Joker premiere on Saturday night (September 28) in Hollywood, Calif.

The engaged couple coordinated in black outfits as they attended the premiere of Joaquin‘s new movie.

PHOTOS: Check out the latest pics of Joaquin Phoenix

Joining Joaquin at the premiere were his co-stars Zazie Beetz and Frances Conroy along with director Todd Phillips.

Other stars at the premiere included Lakeith Stanfield (wearing Joker makeup!), Billy Zane, Emile Hirsch, along with Jason Momoa and wife Lisa Bonet.

During a recent interview, Joaquin revealed his intense workout to lose 50 pounds for the role in Joker.

Joker hits theaters in the United States on Friday, October 4th – Make sure to watch the latest trailer here!

20+ pictures inside of the stars at the premiere…