Joining Sheen and Underwood will be Edie Falco (The House of Blue Leaves), Helen Hunt (Twelfth Night), Reba McEntire (Annie Get Your Gun), Marisa Tomei (Top Girls), Rita Wilson (Chicago), Rob Lowe, Rashida Jones, Jerome Bettis, Jason Sudeikis and Paula Deen. In the series, produced by Lisa Kudrow and Dan Bucatinsky, celebrity participants trace their family histories each week with assistance from Ancestry.com. The third season is set to begin Feb. 3.
Past season participants have included Gwyneth Paltrow, Tim McGraw, Rosie O’Donnell, Steve Buscemi, Kim Cattrall, Lionel Richie, Vanessa Williams and Ashley Judd, among others.
"Who Do You Think You Are?" will air Friday nights at 8 PM ET on NBC.