Who Do You Think You Are?

Aisha Tyler's journey reveals an ancestor who, as a politician, struggled to keep his illegitimate son a secret. Against all odds, her 2x great-grandfather exemplifies bravery and determination during one of America's most tumultuous eras of racism.

Tracing his patriotic roots, Scott Foley finds a relative who risked his life for one of America's founding fathers, and an ancestor who suffered unspeakably during one of this nation's darkest times.

Katey Sagal has an emotional and insightful meeting with her mother's friend and fellow USO performer. Katey also finds a surprising link to the Amish and uncovers the harrowing story of her relative's daring escape from attackers.

Molly Ringwald explores Swedish royalty, which uncovers her ancestors' harrowing lives, and one brave immigrant who forever changed her family's fate.

Chris Noth discovers the suffering endured by his ancestors in America, and tracks a relative from Spain to Ireland who eventually became a war hero.

Lea Michele digs into her Jewish roots and finds a heartbreaking story about her great-grandmother in addition to a family reunited after being separated for decades.