Through The Looking Glass is a 1976 American adult horror film directed by Jonas Middleton and starring Catharine Burgess, Jamie Gillis and Laura Nicholson. "Catharine Burgess" was a pseudonym for Catherine Erhardt. The film, which has avant-garde elements, concerns a bored socialite who finds herself drawn to a mirror that sexually arouses her. The film has themes of incest and the traumatic effects it has on those who have experienced it. It also contains scenes of violence and sexual violence, as well as presenting the sexual content in an artistic as opposed to erotic manner.