A short crime thriller loosely based on the real-life exploits of Ma Barker and her sons which is jam-packed with thugs, G-men, and gunplay. Yurka is cast as the Barker-type mother whose wild brood of three sons--Denning, Seay, and Kelly--accompany her on a spree of bank robberies and a
kidnaping. Traveling from state to state, the gang leaves a trail of mayhem behind, killing anyone who crosses its path. One holdup nets a hefty $400,000, but, unknown to the thugs, the money is "marked." The FBI is soon on their trail, led by super G-man Bellamy. Bellamy, a crafty agent who
doesn't miss a trick, quickly locates Yurka's hideout. In the process of tracking her down, ...