A locksmith is pressured into crime when the mob makes him perform an elaborate bank robbery.

Jungle Jim helps an attractive research writer for the British museum clear up the mystery of a tiger cult in Africa while thwarting art thieves and bringing to justice a Nazi war criminal.

Atomic scientist/pilot Doug Martin is missing after his plane crashes on an reconnaissance mission after a nuclear test. Miraculously appearing unhurt at the base later, he is given sodium amethol, but authorities are skeptical of his story that he was captured by aliens determined to conquer the Earth with giant monsters and insects. Martin vows to use existing technology to destroy them.

Joyce and Fred MacNeil's honeymoon comes to an abrupt and unsatisfying halt when Fred is accused of murder. Railroaded into prison through the efforts of politically ambitious assistant DA Marlin, Fred awaits his doom on Death Row, while Joyce works overtime on the outside to clear her husband's name

Lloyd Nolan is back as detective Michael Shayne who's in search of a stolen coin.

Up-and-coming Hollywood actor/crooner, Vic Morton, has a secret. He starts receiving death threats in the mail and an attempt on his life is made. Soon after, two of his associates are murdered. Who is behind it all?

Vincent Doane is in the precarious position of trying to close an advertising account with his rich ex-fiancée. Unfortunately she is more interested in him than in business. Vincent's wife Paula gets suspicious and finally decides to do some flirting of her own to make him jealous. Unknown to her, she chooses cigarette tychoon Claude Kimball. In fact, Kimball hits it off well with both of the Doanes. The question is whether or not their marriage can survive all the shenanigans.

A kindly, enthusiastic, newly-arrived American immigrant from Hungary is forced to turn to a life of crime after his face is badly disfigured in a hotel fire.