The eponymous "Blackie" (Chester Morris) and his sidekick the "Runt" (George E. Stone) rescue a woman assaulted outside their apartment. The former soon recognises the lass as "Gerry" (Lynn Merrick), an ex-girlfriend heiress and what's more, she has a baby with her too! Who's is it? Who assaulted her? Why? Well it doesn't take us long before the first gunshots ring out and good old "Insp. Farraday" (Richard Lane) and "Blackie" are competing to find the culprits before our intrepid cop, as usual, jumps to the wrong conclusion! It's a well oiled production process with well established characters... read the rest.