The Amazing Mr. X, also known as The Spiritualist, is a 1948 American horror thriller film noir directed by Bernard Vorhaus with cinematography by John Alton.

The film stars Turhan Bey, Lynn Bari, Cathy O'Donnell, and Richard Carlson.

[1] The night she is to meet her boyfriend Martin, Christine Faber hears the sound of her late husband Paul's voice calling out.

When he leaves, Christine tries to go to sleep but is awoken by Paul's voice, accompanied by what she believes was his favorite musical composition, Frédéric Chopin's Fourth Prelude from Opus.

Also, Martin's engagement ring and portrait have been replaced by Paul's, and her old wedding dress, which is supposed to be stored in another room, temporarily appears in front of her.

These supposed powers, however, are actually illusions, achieved by a mix of special effects hidden around the house and a thorough investigation performed by Alexis's secretary about Christine's life.

Martin and her younger sister Janet suspect foul play, but cannot convince Christine that she is being conned.

They decide to consult a detective specialized in unmasking frauds and learn that someone matching Alexis's description had already been once in jail.

As the detective was involved in that operation and can be recognized by Alexis, he decides to send Janet undercover to get the psychic's fingerprints and confirm the latter's identity.

[3][4] Eventually the project was acquired by Eagle-Lion Films as a vehicle for Turhan Bey, who was under contract to the studio.

He says producer Ben Stoloff allowed him to hire Ian McLellan Hunter, who rewrote the script in a week.

[10] Turhan Bey later recalled the film as "a fantastic role with wonderful people to work with and a lovely death scene I completely loused up...