Man-woman team of investigators uncover a gang whose mad scientist leader has developed an invisibility chemical and plans to build a mercenary army...

A police detective is caught up in a plot to steal two million dollars in bonds.

Jerry Blake (aka Federal Operator 99) teams-up with Joyce Kingston to thwart the plans of escaped crime boss Jim Belmont.

An expedition arrives on an uncharted jungle island to rescue the local natives, led by a jungle boy, from a volcano that is about to erupt.

Escaped Prisoner 39013 impersonates the rich and influential Horace Granville, allowing him to create a variety of disasters. Fortunately, he is...

Tom King Jr. seeks to discover who murdered his father, a Texas Ranger; the trail leads to a network of Axis spies.

A Martian invader crashes his spaceship conveniently close to the workshop of a scientist who is developing an interplanetary craft. If the...

Claire Forrest seeks her kidnapped scientist father, hidden somewhere on Mystery Island. He is held and forced to work on diabolical inventions by...

A famous scientist invents a humanoid robot (the titular "monster"), so a greedy rival scientist plans to steal it for use in his criminal plans. ...

The obsessive scientist Dr. Miller is working on a matter-transmitter invention called the Paratron; a conspiratorial team of spies and no-goods...

Levon Cade left behind a decorated military career in the black ops to live a simple life working construction. But when his boss's daughter, who is...

When a drug heist swerves lethally out of control, a jaded cop fights his way through a corrupt city's criminal underworld to save a politician's son.

Four misfits find themselves struggling with ordinary problems when they are suddenly pulled through a mysterious portal into the Overworld: a...

A queen sends the powerful and feared sorceress Gray Alys to the ghostly wilderness of the Lost Lands in search of a magical power, where she and her...

When panic erupts on a Tokyo-bound bullet train that will explode if it slows below 100 kph, authorities race against time to save everyone on board.

Trying to leave their troubled lives behind, twin brothers return to their hometown to start again, only to discover that an even greater evil is...

After the G20 Summit is overtaken by terrorists, President Danielle Sutton must bring all her statecraft and military experience to defend her family...

When the girl of his dreams is kidnapped, everyman Nate turns his inability to feel pain into an unexpected strength in his fight to get her back.

After the unexpected death of the Pope, Cardinal Lawrence is tasked with managing the covert and ancient ritual of electing a new one. Sequestered in...

A woman wakes up on a distant planet and finds the crew of her space station viciously killed. Her investigation into what happened sets in motion a...