Julie Chen never knew her maternal grandfather; he died long before Julie was born. All she had heard was that he was a wealthy playboy with a rags-to-riches story. Julie sets out for rural China to learn more about his life and uncovers a dramatic tale.

Josh Groban traces his ancestors' roots to Germany. He discovers a relative who was not only a deacon, but also a music teacher and well-known astronomer. But Josh's ancestor's predictions of cataclysmic doom put him in the crosshairs of the church.

Actress Angie Harmon discovers a daring ancestor who gave up his freedom to come to America, fought for his new country's independence, and risked everything at a pivotal point in America's history.

Actor/Producer Sean Hayes searches for the cause of his estranged father's troubled past and uncovers a shocking trail of tragedy and crime that reaches back generations.

Beyond a family of Hollywood legends, actor/director Tony Goldwyn explores his maternal lineage. He is introduced to a heritage of political activism; a couple ahead of their time proudly fighting for abolition, women's rights and westward expansion.

America Ferrera searches for a connection to a father she barely knew, and discovers a great grandfather who led multiple revolts against the government and left an enduring mark on Honduran history.

Actor/Director Bill Paxton researches his paternal lineage, uncovering the captivating life of an ancestor who was a war hero in an historic battle and who shaped politics and society during a turbulent era.

Melissa Etheridge digs into her French roots and finds a family shaken by a scandalous lawsuit; a turbulent relationship entangled with tragedy; and an adventuresome ancestor who prospered in colonial America.