Terrence Howard in Iron Man (left) and Don Cheadle
Everett Collection; Mark Von Holden/WireImage
10/14/2008 AT 12:20 PM EDT
Robert Downey Jr. will be getting a new sidekick in Iron Man 2
Don Cheadle is replacing Terrence Howard in the sequel, according to the Hollywood Reporter
Cheadle, 43, will step in as Jim Rhodes, best friend to Downey's Tony Stark/Iron Man, who in the Iron Man
comic books later becomes the armor-wearing hero War Machine.
Howard, who appeared in this summer's Iron Man
, was reportedly replaced after negotiations fell apart over financial differences.
stars Robert Downey Jr. and Gwyneth Paltrow are both expected back for the sequel, due out in summer 2010.