Calling All Cars was a groundbreaking police procedural program that paved the way for later shows like Gangbusters and Dragnet.On the air from 1933 to 1939, it was written and directed by William N. Robson, who later received acclaim for his work on such shows as Suspense and Escape.This episode, The 26th Wife, is about a man whose hobby is marrying women and then killing them.