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Who Do You Think You Are?

6.7
22 seasons
185 episodes
Returning Series
Documentary
Family

Plot Summary

A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.

First Aired:October 12, 2004
Last Aired:June 10, 2025
Episode Runtime:1h 0m
Networks:
BBC One, BBC Two

Where to watch free (US)

No free providers found in US.

See more options on TMDB

Seasons (23)

Season 1

Season 1

10 episodes

Aired: 2004

Season 2

Season 2

6 episodes

Aired: 2006

Season 3

Season 3

8 episodes

Aired: 2006

Season 4

Season 4

7 episodes

Aired: 2007

Season 5

Season 5

8 episodes

Aired: 2008

Season 6

Season 6

11 episodes

Aired: 2009

Season 7

Season 7

9 episodes

Aired: 2010

Season 8

Season 8

10 episodes

Aired: 2011

Season 9

Season 9

10 episodes

Aired: 2012

Season 10

Season 10

10 episodes

Aired: 2013

Season 11
8.0

Season 11

10 episodes

Aired: 2014

Season 12

Season 12

10 episodes

Aired: 2015

Season 13

Season 13

10 episodes

Aired: 2016

Season 14

Season 14

10 episodes

Aired: 2017

Season 15

Season 15

8 episodes

Aired: 2018

Season 16

Season 16

8 episodes

Aired: 2019

Sixteenth series of the BAFTA-winning series

Season 17

Season 17

4 episodes

Aired: 2020

Season 18

Season 18

7 episodes

Aired: 2021

Series 19

Series 19

5 episodes

Aired: 2022

Series 20

Series 20

9 episodes

Aired: 2023

Series 21

Series 21

7 episodes

Aired: 2024

Stars delve into their family history to find moving, funny and extraordinary stories.

Series 22

Series 22

8 episodes

Aired: 2025

Production

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