The Academy Awards just got a lot more star-studded.
Previous best actress awards winners Halle Berry, Sandra Bullock, Nicole Kidman and Reese Witherspoon have been added as presenters at the Feb. 24 ceremony.
Berry won the award for her performance in "Monster's Ball" (2001); Bullock for "The Blind Side" (2009); Kidman for "The Hours" (2002) and Witherspoon for "Walk the Line" (2005).
A host of Oscar presenters have already been announced, including Mark Wahlberg, from "Ted," "Marvel's The Avengers" cast members Robert Downey Jr., Samuel L. Jackson, Chris Evans, Jeremy Renner and Mark Ruffalo; returning 2011 Oscar winners Jean Dujardin, Christopher Plummer, Octavia Spencer and Meryl Streep; and "Chicago" cast members Richard Gere, Queen Latifah, Renee Zellweger and Catherine Zeta-Jones.
Also set to appear are Joseph Gordon-Levitt, Daniel Radcliffe, Channing Tatum and Charlize Theron.
Performers will include Dame Shirley Bassey, Norah Jones and Barbra Streisand.
"Lincoln" leads the Oscars race with 12 nominations.
Return to CBSNews.com for complete Oscars coverage on Feb. 24.