Leah Remini is an actress, producer, author, and comedian. Her new show "Leah Remini: Scientology and the Aftermath" is a documentary series.Leah Remini is an actress, producer, author, and comedian. Her new show "Leah Remini: Scientology and the Aftermath" is a documentary series.Leah Remini is an actress, producer, author, and comedian. Her new show "Leah Remini: Scientology and the Aftermath" is a documentary series.