Actor Zachary Quinto travels to Italy and the Midwest and discovers the story of his great-grandfather, who held a political career in Pittsburgh.

Actor and political activist Bradley Whitford learns about his grandmother's heritage, discovering why his ancestors immigrated to the United States in 1846.

Actor Zachary Levi's journey into his family's past unearths a story of trauma that has been passed down through generations. He learns his 10th great-grandmother was accused of witchcraft.

Award-winning stage, film and TV actress Allison Janney traces her maternal family tree and uncovers a remarkable story that ties her to some of America's first British settlers.

Actor Nick Offerman traces his family tree, uncovering ties to the Revolutionary War and the story of his eighth great-grandparents, who ran a successful tavern in 1700s New York.

Actor, singer, writer and director Billy Porter enlists the help of a family historian and genealogist to learn the truth behind the 1923 murder of his great-grandfather.