Norman Bates is from the Steven King novel Psycho.
=== Psycho House ===In Bloch's 1991 sequel to his second novel, Psycho House, Norman appears only as a novelty animatronic on display in the Bates Motel, which has been converted into a tourist attraction
 He  has  an alter, Mother, who takes from the form of his abusive mother, and later victim, Norma, who in his daily life runs the Bates Motel

