Robert Downey Jr.
Oscar-nominated actor Robert Downey Jr. will present at the 83rd Academy Awards ceremony,telecast producers announced Monday.
Check out this year's Oscar nominees
Downey was nominated in 1992 for his leading performance in Chaplin and again in 2008 for his supporting role in Tropic Thunder.
The Academy Awards airs live on Sunday, Feb. 27 at 8 p.m./ET/5 p.m./PT on ABC.