The roots of the psychological thriller lie in the Gothic tradition of the late 18th century, where authors like Mary Shelley and Edgar Allan Poe used eerie atmospheres to probe inner terror. The genre’s focus shifted from supernatural horror to the complexities of human psychology as the Victorian era introduced Freudian theories, pushing writers to explore the subconscious.

In the mid‑20th century, the rise of film noir and literary suspense brought a sharper, more intimate examination of crime and identity. Works such as James M. Cain’s The Postman Always Rings Twice and Hitchcock’s Rear Window framed psychological tension within everyday settings, paving the way for contemporary masterpieces that combine narrative craft with psychological depth.