Lionel Barrymore, Philip Dorn, Donna Reed, Phil Brown, Nat Pendleton, Alma Kruger, Mary Nash, Walter Kingsford, Nell Craig, Ruth Tobey, Jonathan Hale, Charles Dingle, Marie Blake, Nana Bryant, Eddie Acuff
Dr. Kildare's friend Dr. Gillespie is called in to investigate when a young man suffering from mental problems disappears on a killing spree.