A former nursing home employee turns to robbing luxury stores and uses a potentially lethal stolen drug to disable his victims.
A secretary with an impeccable reputation for trustworthiness and reliability colludes with her boyfriend to steal $50,000 from her employer.
A construction foreman steals $12,000 from his employer's open safe, then attempts to frame a subcontractor for the crime.
A meticulous safecracker is certain that he can pull off a lucrative jewel theft despite the Highway Patrol's constant surveillance.
An unassuming cabinetmaker is abducted at gunpoint when coincidence causes a would-be thief to mistake him for a diamond merchant.
The Highway Patrol helicopter is ordered into action to follow a murderous fugitive that has taken three hostages.
A series of apparently random potshots at moving cars turns out to be an attempt to conceal a carefully planned murder.
Lab worker Harry Wells flees and aggressively avoids people, after being accidentally exposed to dangerous radioactive material.
After a farmer witnesses the disposal of a murder victim's body, his wife unwittingly helps the perpetrators identify and locate her husband.
An apparent hunting accident becomes increasingly suspicious when it is discovered that the shooter benefited in several ways from the victim's death.
A wrongly-convicted recent parolee is determined to kill the bus driver whose mistaken testimony was responsible for his incarceration.
A delivery driver commits a series of armed robberies against individual stores that make up a small supermarket chain.
A wrongly-convicted parolee becomes coldly determined to murder the former business partner whose ruse was responsible for his conviction.
A holdup man is murdered by the woman who planned his crime and sheltered him in the basement of her roadside diner.
A handyman robs a local businessman of $11,000 in charitable donations, then attempts to frame a local beautician for the crime.
Two men commit a series of armed robberies and escape by commandeering taxicabs for use as nondescript getaway cars.
Two coldly calculating hoodlums attempt to murder their diabetic former cell-mate by depriving him of his insulin.
A country club grounds keeper who shelters notorious criminals comes under investigation after he is forced to kill one of his "clients".
An angry father pursues an orphan boy that he believes is responsible for the accidental shooting of his son.
Two women disguised as men commit a series of armed robberies, two of which result in murder.
Felon Gerald Gray, who bears a personal grudge against Dan Mathews, is released from prison and uses everyone around him in his efforts to extract revenge.
Dan Mathews uses the Highway Patrol helicopter and tear gas in an effort to flush out two wanted fugitives who have taken a woman hostage inside her own house.
A botched robbery results in the abduction of the only witness - a 10-year-old girl who can neither hear nor speak.
A woman panics and flees after striking a "pedestrian" who was actually involved in an attempt to steal $70,000 from an industrial plant's safe.
A family man is forced to commit murder when a would-be blackmailer discovers that he is actually the "Polka Dot Bandit".
A Highway Patrol officer is critically wounded after failing to properly frisk and handcuff a suspect during a routine traffic stop.
An out-of-state policewoman who has infiltrated a gambling syndicate finds herself in grave danger when her identity is discovered.
A husband and wife team rob pharmaceutical trucks after slipping the drivers pills that render them temporarily unconscious.
Two thieves target unsuspecting motorists for credit card theft, but they become targets themselves when a determined female victim manages to notify the Highway Patrol.
A mentally disturbed man murders women who seek husbands through "Lonely Hearts" clubs.
A syndicate hit man kills his own brother, then is himself murdered in a manner that makes the killing appear to be a suicide.
A woman makes diversionary false crime reports so that her husband can rob businesses while wearing a Highway Patrolman's uniform.
A prison escapee is determined to murder the judge who gave him the maximum sentence.
Dan Mathews' vacation takes an unexpected turn when he finds that his favorite fishing lodge has become a front for a heroin distribution ring.
A disgruntled truck driver abducts his estranged wife and threatens to detonate a truckload of unstable pure potassium while she remains trapped inside it.
A motorcycle accident enables two wanted felons to take a Highway Patrol officer as a hostage, but his radio's signal helps pinpoint their location.
A stolen helicopter enables a dangerous lifer to escape from a prison work detail.
Dan Mathews arrives at work feeling sick and weak from apparent food poisoning, and there is concern that a panic may break out if the mysterious cause of his illness is not found quickly.
Three farmers are stubbornly determined to risk their lives in order to collect a reward offered for the capture of a wounded fugitive.