Hector’s (Simon Pegg) life seems perfect, but it’s not; he’s stuck. He’s a busy psychiatrist with a thriving practice, living with his ‘perfect’ girlfriend, Clara (Rosamund Pike,) in a ‘perfect’ London flat. One day, it hits him that he’s losing patience with his patients, who aren’t getting any happier. He wonders… what is happiness?
The Last Exorcism is told from the perspective of a disillusioned evangelical minister, who after years of performing exorcisms decides to participate in a documentary chronicling his last exorcism while exposing the fraud of his ministry.