The detective story plays out over shadows.

Marine veteran Johnny Christopher meets and is immediately drawn to beautiful Evelyn Smith one day on the beach. Evelyn's new job as secretary to a U.S. senator in California soon brings unexpected intrigue and trouble for her and Johnny. The machinations of a sinister group of Nazi spies lead to mysteries and mistaken identities, and the two soon find themselves framed for murder!

In order to help bring Nazis to justice, U.S. government agent T.R. Devlin recruits Alicia Huberman, the American daughter of a convicted German war criminal, as a spy. As they begin to fall for one another, Alicia is instructed to win the affections of Alexander Sebastian, a Nazi hiding out in Brazil. When Sebastian becomes serious about his relationship with Alicia, the stakes get higher, and Devlin must watch her slip further undercover.

Private detective Johnny Fletcher and his sidekick Sam Cragg skip out on their rented room, but when they sneak back to retrieve their luggage, they discover a dead body on the bed, holding a gold coin in its hand. Fletcher is told by a coin collector that the piece is an old and valuable Spanish coin, but Fletcher soon begins to suspect that the man is himself involved in the murder. Fletcher's investigation leads to he and Sam getting caught up in a murder and gold smuggling scheme.

A young attorney (Bonita Granville) is convinced a murder suspect is innocent in the killing of his wife.

A young Navy sailor has one night to find out why a woman was killed and he ended up with a bag of money after a drinking blackout.

A young American soldier, with an honorable discharge, returns home from World War II to his bride, whom he married after a short courtship and has not seen for several years. The two come together with many trials and tribulations in trying to preserve their marriage in the post-war years.

Sunset Carson is a wandering cavalier who rides into the Badlands. Hallie Wayne is bedeviled by bandits who've been raiding the livestock of her ranch.

After suffering a head injury during the Blitz, John Loder, a theatre actor comes to believe himself to be the Brighton Strangler, the murderer he was playing onstage.

A carnival showman tries to keep Japanese spies from sabotaging the Panama Canal.

Just as Nevada wins $7000 in yellowback bills, Ben Ide takes his $7000 and heads out to buy mining equipment. Burridge has his man Powell kill Ide and retrieve the money and Nevada finds Ide just as the posse arrives. Found with the money Nevada is arrested and Burridge now gets Powell to incite the local citizens to lynch Nevada.

In 1903, Doctor Huntington Bailey meets a friendly older lady during a train trip. She tells him that she is going to visit her brother Nick and his lovely young wife Allida. Once in New York, Bailey hears that his train companion suddenly died. Shortly afterward, he meets the strange couple and gets suspicious of Nick's treatment of his wife.

Students at the Davis School of the Theatre are assigned "Antigone" as their class play, but they conspire to do a swing musical instead.