Mike Flanagan's Carrie television series has cast its lead villain and continues a brilliant twist from another one of his horror shows from four years ago. One of Stephen King's most acclaimed novels, Carrie follows the titular Carrie White, who faces severe bullying from her high school peers and abuse from her zealously religious mother, Margaret. Carrie is born with telekinesis powers that she unleashes on prom night after a bucket of pig blood is dumped on her. Although not his first written novel, Carrie was Stephen King's first published book, released in 1974.

As of 2025, Carrie has received multiple adaptations, with the most famous adaptation being Brian De Palma's 1976 movie starring Sissy Spacek and John Travolta, a Mike Flanagan was adapting Carrie into a modernized television series, which will be released on Prime Video. The official casting for Prime Video's Carrie will see Samantha Sloyan play the role of Margaret White, a casting that continues a trend from another Mike Flanagan horror series.

Samantha Sloyan's Margaret White Casting In Carrie Is Perfect After Playing Midnight Mass' Villain

Samantha Sloyan Played Bev In Midnight Mass

In 2021, Samantha Sloyan ed the cast of Midnight Mass, a horror miniseries created and produced by Mike Flanagan for Netflix. The miniseries follows a young man named Riley Flynn who returns to his hometown of Crockett Island after serving four years in prison for causing death by drunk driving. Due to his time incarcerated, Riley struggles to reconnect with his family and the Catholic community, which is later impacted by the arrival of Father Paul Hill, the new priest of St. Patrick's Church. While he initially has a positive influence, Father Hill's true motivations soon come to light.

Upon release, Midnight Mass was met with a positive reception from critics and viewers, receiving a score of 87% on one of the best horror television miniseries ever made.

In Midnight Mass, Samantha Sloyan played Bev Keane, who works with the church. Throughout the series, Bev Keane is shown to be a harsh and strict individual who insists that every child in the community should read the Bible. Bev Keane outwardly portrays herself as a devoted and trusted member of the community, but in reality, she actively encourages the town's destruction by the vampires and encourages Father Hill that killing innocent people in the community is the right thing to do. Sloyan's performance as Bev was highly praised and solidifies her as the perfect casting choice for Margaret White.

Samantha Sloyan Is Fantastic As Both Heroes & Villains In Mike Flanagan's Horror Shows

She Has Proven Her Diversity Throughout Her Performances In Mike Flanagan Roles

Throughout the horror series, ending for the Midnight Mass character. Sloyan proved her skills as a villain in Midnight Mass, but she also showcased her talents as more heroic characters in other Flanagan shows.

Samantha Sloyan's multiple collaborations with Mike Flanagan showcase his confidence in her abilities to portray both heroes and villains in his works.

Sloyan has collaborated with Flanagan on other shows, including The Fall of the House of Usher and The Haunting of Hill House. She notably received praise for her performance as Shasta, a free-spirited owner of a medicine company who uses natural remedies in her ingredients in Flanagan's The Midnight Club. Sloyan's collaborations with Flanagan showcase his confidence in her ability to portray both heroes and villains in his works. Her frightening portrayal of Bev Keane in Midnight Mass certainly proves that Sloyan has the right villainous traits to step into the role of Margaret White in the Carrie series.

Source: Rotten Tomatoes