Billy "The Kid" Bonney is a hot-headed gunslinger who postpones his life of crime when he is befriended and hired by peaceful cattle rancher Eric Keating. When Keating is killed by a rival, Billy seeks revenge, even if it means opposing his old friend, Marshal Jim Sherwood.

An American agent has tracked down the stronghold of an evil criminal mastermind, determined to take over the world (what, another one ?).

An ex-chorus girl lives on the Riviera, supported by a married man she doesn't know is a crook.

During a heated argument with her sister Joan, Gail discovers the shocking news that she is adopted. With the reluctant support of her adoptive parents and baby sister Penny, Gail goes in search of her biological mother and true identity.

Ambitious but thwarted, Rae Smith meets handsome Marine Paul Saxon, (of the Saxon department store chain), as he passes through Lincoln, Nebraska, on his way home from World War II. There's a definite spark between them but circumstances intervene and he leaves town without her. Later she learns he's married. Determined to make it as a fashion designer, Rae moves to New York and becomes a great success. One day she happens to meet Paul again and again there's that spark but he's still married so, as a form of escape, Rae moves to Rome to set up shop. Once again she meets Paul and finally they begin an actual affair since Paul's shrewish, drunken wife, Liz, won't give him a divorce. Time passes, the affair continues whenever time and place permit, but then, Paul's young son finds out about Rae and Rae's back-street world begins to crumble.

The Marx Brothers help young Broadway hopefuls when they get mixed up with gangsters due to a tin of sardines containing Romanoff diamonds.