
Police chief Dan Mathews and his officers catch smugglers, hijackers and robbers.

Officers use a helicopter to pursue an escaped convict and rescue a prospector trapped in a cave-in.

A couple conspires with an elevator operator to steal jewels from gem dealers.

Mathews solicits assistance to capture thieves who are stealing cars in the U. S. and selling them in Mexico.

A criminal plans to avenge his younger brother's life sentence.