Ken Burns learns that his Southern ancestors include Confederate soldiers and a slave owner; Anderson Cooper learns that an ancestor on his father's side was killed by one of his slaves; and Anna Deavere Smith learns about her great-grandfather, who was a free black man and former conductor on the Underground Railroad.
Casts:
Skip Gates, Jr., Sammy Hagar, Danielle Brooks, Bob Odenkirk, LeVar Burton, Ciara, Sunny Hostin, Valerie Bertinelli, Iliza Shlesinger, Alanis Morissette, Jesse Williams, Wes Studi, Dionne Warwick, Brendan Fraser, Ed O'Neill