Stars trace their family roots through history. To know who you are, you have to know where you came from. In this fascinating reality series, seven celebrities share their life-altering discoveries. Working with genealogists, historians, and researchers, they travel the world to uncover the secrets and surprises in their family trees. Intriguing, moving, and ultimately uplifting, this series proves that genealogy is more than a pastime.

Kim Cattrall, Gwyneth Paltrow, and Tim McGraw team up with expert historians and genealogists to learn surprising, possibly life-changing truths about their ancestors and themselves. Also included are episodes featuring Steve Buscemi, Lionel Richie, Rosie O'Donnell, and Ashley Judd.

In sharing their stories, uses every tool available, from cutting-edge DNA research to old-school genealogical sleuthing to reveal long-buried secrets. Spanning the globe, the series compiles family trees that trace throughout the United States and Canada; Latin America and the Caribbean; and Germany, Poland, Ireland, Russia, and more.

Henry Louis Gates, Jr. explores fascinating ancestries and family mysteries for an array of notable guests. This season features actors Pamela Adlon, Amy Carlson, Terry Crews, Tony Danza, Raúl Esparza, Kathryn Hahn, Rebecca Hall, John Leguizamo, Regina King and Lena Waithe; Broadway stars Nathan Lane and Leslie Odom, Jr.; superstar chef David Chang; talk show host and author Mario Lopez; journalists Erin Burnett and André Leon Talley; producers...

Professor Gates's journey continues as a weekly series that will look at an ever-widening spectrum of our nation's ethnic mixture.