By Adam Markovitz
Updated February 25, 2010 at 10:30 AM EST

Nicolas Cage and Ryan Reynolds have signed on to voice the caveman stars of the upcoming DreamWorks Animation 3-D comedy The Croods, reports Variety. The movie will focus on a prehistoric cave dweller (Cage) forced to uproot his family when an earthquake destroys their home. In their travels, the clan comes across a wanderer (Reynolds) who introduces them to some modern ideas. The pic is slated for March 30, 2012.