TV series
From roots in the Deep South to the slums of New Jersey, "Who Do You Think You Are?" follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.
Streaming, rental and purchase options
Checked Jul 22, 2026
Who Do You Think You Are? is available to stream on Discovery+, Discovery+ (Via Amazon Prime), Philo, and Spectrum On Demand in United States. You can also rent or buy it from Google Play, Amazon, Apple TV, and Fandango at Home. Use the direct links below to open the provider.
From roots in the Deep South to the slums of New Jersey, "Who Do You Think You Are?" follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.
Choose an episode, then use the watch options above for the show.
Episode 1
Jon Cryer's journey takes him from America to Scotland as he uncovers the dramatic tale of an ancestor who survived a catastrophic battle, endured horrific conditions as a prisoner of war, and was forced to come to America as an indentured servant.
Guest stars Jon Cryer
Episode 2
Actress and activist Laverne Cox pieces together the inspiring life of her African American ancestor, who challenged societal norms and bravely pushed the boundaries just years after Emancipation.
Guest stars Laverne Cox
Episode 3
Megan Mullally explores a shocking pattern of dysfunction in her father's line; she finds her two-times great grandmother was bravely defying societal norms in order to fight for her family's survival, while struggling to hang on to her own sanity.
Guest stars Megan Mullally
Episode 4
Actress Hilary Duff uncovers the tale of an ancestor who bravely led an American colony to battle a notorious gang of pirates; she dives centuries-deep into her Scottish roots and is shocked to discover that she descends from a heroic medieval king.
Guest stars Hilary Duff
Episode 5
Actress Molly Shannon heads to Ireland in search of her mother’s unknown family tree. She finds desperate ancestors forced to choose between their faith and survival; uncovers a family legacy of bravery; and meets Irish cousins for the first time.
Guest stars Molly Shannon
Episode 6
Actress Jean Smart uncovers the curious tale of an unconventional ancestor in colonial Massachusetts, who got her children entangled in her own thievery ring and later faced execution when she was accused of witchcraft.
Guest stars Jean Smart
Episode information updated Jul 24, 2026
Sarah Jessica ParkerSelf
Lisa KudrowSelf
Brooke ShieldsSelf
Susan SarandonSelf
Matthew BroderickSelf
Spike LeeSelf
Billy PorterSelf
Nick OffermanSelf
NBCUnited States
TLCUnited States
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