When "Who Do You Think You Are?" returns on Tuesday, Feb. 24 at 10/9c, celebrities will discover life-altering truths about their ancestors.

Lisa Kudrow visits The Talk to promote the newest season of "Who Do You Think You Are?" and announce that Talk host Julie Chen will appear on the show!

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.

As award-winning singer Josh Groban digs into his eight times great-grandfather's successful life in Germany, he has an uneasy feeling. Why did he give it all up?

WHO DO YOU THINK YOU ARE? returns this spring to give eight new celebrities a unique opportunity to dig into their roots and learn more about their family history. New episodes begin Sunday, March 8 at 10/9c.

Get to know Dan Bucatinsky, Executive Producer of "Who Do You Think You Are?" In this video, the actor, author, dad and TV fanatic answers questions about his life and career.

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.

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.

When Julie Chen visits her great-grandfather's grave and notices the beautiful view it commands, a historian explains that graves were ordered by principles of feng shui.

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.

America Ferrera and her sister look at old family photos and share memories of their dad, who left when she was just eight.

Tony Goldwyn's 3 times great-grandparents were political activists behind the Seduction Act. He learns why this legislation was so important to them.

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.

Josh Groban studies a record book of his eight times great-grandfather's academic career and has fun making a few assumptions about the man's character and style.

Angie learns that her ancestor Michael Harmon reported to one of George Washington's toughest generals. That said, Michael's promotion to corporal was a pretty big deal!

With her distant relative and a translator, Julie Chen visits the house owned by her great-grandfather and sees the place where her grandfather was born.

Cynthia Nixon discovers an ancestor who resorted to extreme measures to save her children -- and herself -- from harm.

Lisa Kudrow visits The Talk to promote the newest season of "Who Do You Think You Are?" and announce that Talk host Julie Chen will appear on the show!

When "Who Do You Think You Are?" returns on Tuesday, Feb. 24 at 10/9c, celebrities will discover life-altering truths about their ancestors.

Minnie Driver unravels the deep family secrets her late father kept hidden.

Cynthia Nixon visits a prison to learn more about her ancestor, Martha, who was the only woman incarcerated there among dozens of men.

Trisha Yearwood reconnects with her family history.

WHO DO YOU THINK YOU ARE? returns this spring to give eight new celebrities a unique opportunity to dig into their roots and learn more about their family history. New episodes begin Sunday, March 8 at 10/9c.

Cindy Crawford travels through her ancestors lineage.

Get to know Dan Bucatinsky, Executive Producer of "Who Do You Think You Are?" In this video, the actor, author, dad and TV fanatic answers questions about his life and career.

Jesse follows his great grandfather's trail to Alaska. He traces the path of the ambitious expedition on a boat trip up a river among snow-capped mountains and learns that his great grandfather's journey was an arduous one.

Actress Zooey Deschanel researches her family background of having strong women.

Rachel and Kayleen McAdams learn that their great ancestor James Gray was a British loyalist.

Jim Parson's goes on a search for his ancestry.

Rachel and Kayleen McAdams explore the roots of their 5x great-grandfather who was actually a British loyalist in the American Revolution.

Rachel and Kayleen McAdams discover an English ancestor who lived and worked in a privileged world. As they unravel the mystery of their Canadian heritage, they uncover the harrowing circumstances that brought their family to Canada.

This season of Who Do You Think You Are? features J.K. Rowling, Alfre Woodard, Tom Bergeron, Ginnifer Goodwin, and Bryan Cranston.