Joey King plays Gypsy Rose Blanchard, Patricia Arquette plays Dee Dee Blanchard, and Chloë Sevigny plays Lacey in The Act, a true-crime anthology series about abuse and murder.
Main cast
- Gypsy Rose BlanchardJoey King1Main
- Dee Dee BlanchardPatricia Arquette1Main
- LaceyChloë Sevigny1Main
- MelAnnaSophia Robb1Main
Supporting cast
- ShellyDenitra Isler1Supp
- Dr. Evan HarleyDean Norris1Supp
- RodSteve Coulter1Supp
- ScottyJosé Alfredo Fernandez1Supp
Guest & voice
- Nurse CornwellSally Vallon1Guest
- Dee Dee’s MotherJuliette Lewis1Guest
- RebeccaHeather Lind1Guest
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About this cast
The Act is a true-crime drama anthology series that explores shocking real-life cases. The first season depicts the story of Gypsy Rose Blanchard, who conspired to murder her mother Dee Dee after years of medical child abuse and Munchausen syndrome by proxy.
FAQs
Who plays Gypsy Rose Blanchard in The Act?
Joey King plays Gypsy Rose Blanchard in the 2019 Hulu series The Act.
Who plays Dee Dee Blanchard in The Act?
Patricia Arquette plays Dee Dee Blanchard in The Act.
Is The Act based on a true story?
Yes, the first season of The Act is based on the true story of Gypsy Rose Blanchard and the murder of her mother Dee Dee Blanchard.
Who plays Lacey in The Act?
Chloë Sevigny plays Lacey, a neighbour of the Blanchards, in The Act.
How many seasons of The Act are there?
The Act has only one season, released in 2019, consisting of 8 episodes.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026