Who Do You Think You Are?

Celebrities explore their family trees in this 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.

Season 10 Episode Guide

Matthew Morrison

Season 10, Episode 10

December 17, 2018

Regina King

Season 10, Episode 9

December 17, 2018

Josh Duhamel

Season 10, Episode 8

December 10, 2018

Mandy Moore

Season 10, Episode 7

December 3, 2018

Jean Smart

Season 10, Episode 6

June 18, 2018

Molly Shannon

Season 10, Episode 5

June 11, 2018

Hilary Duff

Season 10, Episode 4

June 4, 2018

Megan Mullally

Season 10, Episode 3

May 28, 2018

Laverne Cox

Season 10, Episode 2

May 21, 2018

Jon Cryer

Season 10, Episode 1

May 21, 2018

Rod Serling, <em>The Twilight Zone</em>

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