Scientology's Beliefs
Leah Remini explains Scientology's belief that the human body is composed of dead spirits called body thetans, which cause illness and can be removed through Scientology processing. She also discusses the controversial story of an evil galactic warlord who dropped beings into volcanoes, a central belief in Scientology's OT III level.In this clip
From this podcast

The Jordan Harbinger Show
485: Leah Remini | Surviving Hollywood and Scientology
Related Questions
What happens at each OT level in Scientology as described in the episode 485: Leah Remini | Surviving Hollywood and Scientology and the clip Scientology's OT III?
What happens at each OT level in Scientology as discussed in the episode 485: Leah Remini | Surviving Hollywood and Scientology and the clip Scientology's Bridge?