Following the mysterious decapitation of an insurance investigator, Police Inspector Peretti is put onto the case, but all the clues lead to an unsolved case of kidnapping and murder.
My Dear Killer is a 1972 Italian-Spanish giallo film directed by Tonino Valerii and starring George Hilton, Marilù Tolo, Patty Shepard, Helga Line, Salvo Randone and William Berger. Some critics considered it "one of the best films in the thriller genre" and as "one of the best, most vibrant and well designed products of Italian giallo."