That is the mystery of why Hitchcock marred the ending of a masterpiece with a sequence that is grotesquely out of place.
For thoughtful viewers, however, an equal surprise is still waiting. That is the mystery of why Hitchcock marred the ending of a masterpiece with a sequence that is grotesquely out of place. After the murders have been solved, there is an inexplicable scene during which a long-winded psychiatrist ( Simon Oakland) lectures the assembled survivors on the causes of Norman’s psychopathic behavior. This is an anticlimax taken almost to the point of parody.