Leah Remini is an American actress, author, former Scientologist, and anti-Scientology activist. She starred as Carrie Heffernan on the long-running CBS comedy series The King of Queens and later co-hosted The Talk in 2010–11.
Leah Remini: Scientology and the Aftermath is a documentary series that investigates the Church of Scientology through the experiences of the American actress Leah Remini and other former members. She was a follower of Scientology between 1979, when she joined at the age of nine alongside her parents, and 2013, when she left under acrimonious circumstances. She subsequently became an outspoken critic of Scientology and published a bestselling memoir, Troublemaker: Surviving Hollywood and Scientology, in 2015.