Mystiska blondinen was released in the year 1965。Mystiska blondinen is also called as The Alphabet Murders, The ABC Murders, Poirot e il caso Amanda, Morde des Herrn ABC, Mesanyhta sto Piccadilly, Detective con rubia, ABC-murhat, A... B... C..., A-B-C-mordene。

The Belgian detective Hercule Poirot investigates a series of murders in London in which the victims are killed according to their initials. The first victim is A.A. the second B.B. and so on. Poirot is assisted in his investigations by Captain Hastings and Inspector Japp.

Mystiska blondinen actors and actresses include Anita Ekberg。