Mike Flanagan Considered 1,400 Actresses for Carrie but Only Looked at One for Margaret White

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Samantha Sloyan as Margaret White in Carrie on Prime Video

Mike Flanagan says they considered 1,400 actresses for Carrie but “only looked at one” for Margaret White, Carrie’s abusive mother. He expected to have to fight for Samantha Sloyan because major actresses wanted the role, but Amazon approved her the night it received her self-tape.

Flanagan says Sloyan found the love inside Margaret White and committed to showing how that love harms the daughter she’s trying to protect. He calls her work “the performance of her career, in my opinion.”

That approach draws on something he recognizes in Sloyan herself. “Sam approaches the world with a profound empathy, and she approaches these villainous characters with the same empathy,” Flanagan says.

He describes her as among the kindest people he’s met, with little ego, and says she builds her performances around how these characters justify their actions to themselves.

Sloyan previously played Bev Keane, the zealous church member in Midnight Mass. Flanagan says her conviction that Bev wasn’t the villain made the character more frightening.

For Margaret, he wanted to explore a mother whose attempts to keep Carrie safe become abusive. He describes what drives her as “a misguided love, and a frightening love by the end.”

Sloyan says she doesn’t approach her characters as villains. Her Margaret believes a loving mother will “do absolutely anything to protect her,” and gets it wrong.

Sloyan describes this version as a mother who “fails her daughter” through her inflexibility. She retained the “danger” and “unpredictability” she associated with Piper Laurie’s portrayal while finding a different foundation for the relationship.

Matthew Lillard, Summer H. Howell, Samantha Sloyan, Alison Thornton, Josie Totah, Joel Oulette, Arthur Conti, Amber Midthunder Visit the Empire State Building
Samantha Sloyan takes in the sweeping Manhattan skyline from the observation deck of the Empire State Building on October 1, 2026. Photo by John Nacion / Getty Images for Empire State Realty Trust.
Amazon Prime's "Carrie" New York Premiere
Village East Cinema hosted the New York premiere of Amazon Prime’s Carrie on September 28, 2026, where Sloyan stood before a teal backdrop in a black blazer paired with a sequined white top. Photo by Theo Wargo / Getty Images.
Woman in a plaid shirt sitting in a dimly lit room beside a smartphone mounted in a ring light.
Bathed in the glow of a ring light, a woman sits in front of a phone in a darkened home interior in a scene from Prime Video’s Carrie.
Woman in a pink and cream plaid shirt sitting on wooden bleachers in a gymnasium, looking to the side.
Seated on gymnasium bleachers in a plaid button-down and jeans, a woman stares intently off-frame in this still from Prime Video’s Carrie.
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