Keith Andes stars as Col. Frank Dawson who wages an all-out war against crime. In the premiere episode he attempts to break up a narcotics ring.
Lawyer Arnold Todd, powerful and ambitious, threatens Colonel Dawson's career by trying to present a bill which would eliminate the Chief of Law Enforcement.
Col. Dawson (Andes) brings about the downfall of racketeer Big Kid Kalmine.
A father and son play a dangerous game with the underworld.
A group of businessmen are victimized by the "protection" racket. They form their own gang in self defense. Colonel Dawson uses a hidden camera to help track down the hoods.
Col. Dawson comes up against the rigid code of waterfront silence when he investigates the brutal murder of a longshoreman
A man possesses evidence which would strangle the operations of a local Mafia leader but refuses to give the information to the law.
A veteran detective, demoted by Colonel Dawson, holds a grudge against him a plans a horrid vengeance.
A man kills three people during intermittent periods of insanity and Colonel Dawson races against time to find the killer before he is able to get his fourth victim
Prize-fight fixers, bossed by a cruel man, murder an honest boxing manager.
Prominent citizens are plagued by wiretapping blackmailers.
A psychopath kills a lady and abducts her cat.
The daughter of a newspaper publisher is kidnapped. Dawson sets a trap for the kidnaper.
A crazed killer informs the editor of the local newspaper of the murders he is going to commit.
Thieves are killed after a successful robbery, but where's the money?
An ex-crime czar attempts to take over the town using the same violent tactics he used 25 years before.
A man with a criminal record opens a rest home and appears to be heading on the path of a good life. Colonel Dawson is suspicious and plants a retired policeman in the home and uncovers murder.
A spiritualists prophesy of death comes true when the jurors who convicted her start dying of “accidental” causes.
The Colonel turns his police department inside out to find a treacherous informer.
The chief obstacle to an aggressive racketeer's climb to underworld czardom is Col. Frank Dawson (Keith Andes) and it seems the only solution is to assassinate Dawson.
A gang of hoodlums buy a condemned apartment house for the sole purpose of starting trouble between its desperate tenants and Colonel Dawson's department.
Large-scale arson operations demand Colonel Frank Dawson's (Keith Andes) attention when a night watchman is killed in the sixth of a series of mysterious fires.
After an undercover cop working for Dawson is murdered, a tape recorder he was carrying reveals the killer. He in turn is killed by order of his boss, a kingpin in a gambling ring. Dawson tails other members of the gang, but they are able to confound the police with duplicate cars-for a while.
A lawyer forced to work with the mob is witness to a killing but is afraid to testify as to what he saw.
Colonel Dawson realises that a veteran detective has become dangerously trigger-happy when the officer kills a youth in an attempted robbery.
A man plots vengeance when he believes a man was acquitted because he bribed the jury.
Kidnapped from an ambulance by two of his former partners in crime, "Jumpy" Hagen sets his captors a serious problem when his illness is diagnosed as bubonic plague.
Juvenile gangs threaten the peace and safety of a city.
A man runs away from the police and stands on a high ledge when he is force to testify.
A man obsessed by hatred for the police plants home-made bombs at a police academy. His wife helps upset the plan.
Treason becomes the threat for a powerful syndicate.
One of Col. Dawson's men plans his own crime to avenge his mother's death.
A dying policeman manages to write down the license number of the thugs who shot him, Dawson then faces unforeseen obstacles.
A marine sergeant on leave agrees to help Colonel Dawson set a trap to catch the murderer of his police officer brother.
A small civil war almost engulfs Col Frank Dawson and his police force.
An epidemic of food poisoning seems to stem from one source: artichokes.
A criminal acquitted of the murder of a policeman returns to plague Col. Dawson.
Dry-cleaning shop owners are forced to deal with a crooked supplier—or else.
Col. Dawson investigates when charity serves as a front for thievery.