Renee Zellweger and Greg Kinnear are joined by Djimon Hounsou and Jon Voight in Same Kind of Different Me, which has just started filming.
Will Ferrell and director Adam McKay's highly-anticipated comedy is currently shooting in Atlanta, working towards a December 2013 release.
The actors have signed on to star in the indie comedy which follows a high school English teacher named Linda Sinclair.
Sarah Jessica Parker, Pierce Brosnan, and Greg Kinnear lead an ensemble cast in this comedy about a working mother trying to juggle her personal and professional lives.
Sarah Jessica Parker and Pierce Brosnan have already been cast in Douglas McGrath's drama about a stressed out working mother.
Kinnear will portray President John F. Kennedy while Holmes will portray the First Lady, Jacqueline Kennedy.