Upon receiving a death threat from the "Gorilla", a killer infamous for a string of murders, insurance broker Walter Stevens employs detectives Garrity, Harrigan and Mulligan for protection. The detectives arrive at Stevens' mansion that night, and proceed to explore the house and grounds, and question servants. All to no avail, because as the clock strikes midnight Stevens disappears.
Stars: The Ritz Brothers, Anita Louise, Patsy Kelly, Lionel Atwill, Bela Lugosi, Joseph Calleia, Edward Norris, and Wally Vernon