Other presenters include Denzel Washington, Martin Scorsese, Cate Blanchett, Cameron Diaz, Harrison Ford and Tom Hanks, said telecast producer Gil Cates and film academy President Sid Ganis.
The show will also feature performances of the year's five nominated songs. "Enchanted" star Amy Adams will sing "Happy Working Song," one of the film's three nominated tunes. Kristin Chenoweth and Marlon Saunders will perform "That's How You Know," and Jon McLaughlin will sing "So Close," also from "Enchanted."
The stars of "Once," Glen Hansard and Marketa Irglova, will perform their song "Falling Slowly." Jamia Simone Nash, along with the IMPACT repertory Theatre of Harlem, will sing "Raise It Up" from "August Rush."
Jon Stewart was previously announced as the show's host.
