Don Cheadle, 54-year-old actor joins professional basketball player LeBron James and Sonequa Martin-Green in the sequel to the 1996 classic.
The details of his character are yet to be revealed, according to The Hollywood Reporter.
Martin-Green, best known for starring in "The Walking Dead, will play the wife of James' character.
The long-anticipated follow-up to the Michael Jordan-Bugs Bunny hit will be directed by Terence Nance. "Black Panther" helmer Ryan Coogler is attached to produce.
"Space Jam"was a live-action/animated film that mashed up Looney Tunes characters with basketball stars and aliens. Bugs Bunny is expected to return for the sequel.