Who Do You Think You Are? on NBC

2010, TV Show

Who Do You Think You Are? Season 4 episodes

Jim Parsons Season 4, Episode 8

Actor Jim Parsons honors his father's memory by investigating the paternal side of his family on a journey that includes stops in Louisiana and France. read more

Trisha Yearwood Season 4, Episode 7

Country-music singer Trisha Yearwood investigates the paternal side of her family, which reveals an English ancestor's history of crime, loss and perseverance. read more

Cindy Crawford Season 4, Episode 6

Model Cindy Crawford travels to the U.K. to investigate her family's origins and possible links to European royalty. read more

Chris O'Donnell Season 4, Episode 5

Actor Chris O'Donnell explores his father's side of the family and its patriotic legacy. read more

Zooey Deschanel Season 4, Episode 4

Actor Zooey Deschanel investigates reports of abolitionists her father's Quaker family background in Pennsylvania. read more

Chelsea Handler Season 4, Episode 3

Chelsea Handler investigates her grandfather's role in World War II. read more

Christina Applegate Season 4, Episode 2

Actor Christina Applegate learns more about her paternal grandmother, a beloved family member neither she nor her father ever really knew. read more

Kelly Clarkson Season 4, Episode 1

In a new season, singer Kelly Clarkson learns about an ancestor's bravery in combat. read more

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Premiered: March 05, 2010, on NBC
Rating: TV-PG
User Rating: (215 ratings)
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Premise: Celebrities explore their family trees in this seven-part profile series. In each episode, a star takes a globe-spanning journey of self-discovery to uncover the mysteries of his or her ancestral history. Their familial stories in turn shed light on events in American and world history.

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