Hollywood trilogy. 3 books set

Detective trilogy in one volume. The action of all novels takes place in Hollywood. In the first novel, Detective Elmo Kramli and a strange young man - a writer - a science fiction writer, take to investigate a number of deaths, at first glance completely unrelated to each other. In the center of the second novel is the mysterious story of the Hollywood tycoon, who died on the night of Halloween twenty years ago. Constance Rattigan, the central character of the third novel, receives by mail an old telephone directory and a notebook, the names of which are marked with tombstones. The task of saving the movie star and reveal the riddle of the chains of unexpected deaths was taken by the main characters of the trilogy