Though the story is located in Hollywood, California, the masthead of the prop newspaper reporting the girl's death is the London, England Daily Express, complete with their distinctive "Crusader Knight" trademark.
When Farley writes on the wall, when doors slam, and when Lucky backs up against Sherman's apartment window, the walls shake, revealing that they are really muslin flats.
The director can be seen ducking down and moving off screen in the lower right-hand side of the screen as actors enter the reception area of the acting agency.
Just before Sherman returns to his office, one of the actors can be seen ducking out of camera range.
In the scene where Sherman catches Farley in his office, the boom mic is blatantly visible in shadow.