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26 Episodes 1959 - 1959
Episode 1
Sat, Jan 3, 195930 mins
Episode 2
Sat, Jan 10, 195930 mins
The D.A. sends Shannon in to infiltrate an illegal arms dealer who has stolen a shipment of arms from an armory.
Episode 3
Sat, Jan 17, 195930 mins
Shannon goes undercover at the New York Central Railroad freight yard to crack a theft ring.
Episode 4
Sat, Jan 24, 195930 mins
A bakery owner is a lone holdout against protection racket mobsters. Shannon infiltrates the racket with the hope of busting them before the baker gets done in.
Episode 5
Sat, Jan 31, 195930 mins
Shannon poses as an insurance agent in an effort to persuade a produce company owner to testify against the mob,
Episode 6
Sat, Feb 7, 195930 mins
Shannon poses as a dope fiend in order to bust a heroin ring which has taken over a young woman's cafe.
Episode 7
Sat, Feb 14, 195930 mins
Shannon goes undercover in the Bowery to prove a bar owner is poisoning homeless men with wood alcohol.
Episode 8
Sat, Feb 21, 195930 mins
Episode 9
Sat, Mar 7, 195930 mins
Episode 10
Sat, Mar 14, 195930 mins
A young boy witnesses his mobster godfather making a hit. Is the godson untouchable, or will the godfather murder his own godson if push comes to shove?
Episode 11
Sat, Mar 21, 195930 mins
Episode 12
Sat, Mar 28, 195930 mins
Shannon poses as a country bumpkin to go after some big-city moonshiners.
Episode 13
Sat, Apr 4, 195930 mins
When a wealthy man is beaten and robbed, Shannon and Bonacorsi are given one clue by the victim: one of the men looked like an Indian and was called "Chief" by the other assailant.
Episode 14
Sat, Apr 11, 195930 mins
Three killers are being held by the D.A. but he will have to release them unless he can get more evidence. Shannon fingers one of the men as the probable weakest link and goes undercover as his cellmate.
Episode 15
Sat, Apr 18, 195930 mins
Pretty blonde hangs out at the library and lures lonely men back to her apartment where they are drugged and extorted by her two cohorts. Shannon will try to nab the trio by allowing himself to be lured to the blonde's apartment.
Episode 16
Sat, Apr 25, 195930 mins
Little boy named Corky is kidnapped coming out of the theater by two slightly older children. When Shannon learns that the bus driver who picked up the kids has been found dead, he realizes that Corky is in extreme danger.
Episode 17
Sat, May 2, 195930 mins
Shannon goes undercover as a Club Fighter to bust a crooked fight operator.
Episode 18
Sat, May 9, 195930 mins
Shannon seduces an old gangster's much younger moll.
Episode 19
Sat, May 16, 195930 mins
A numbers boss conceals his operation from his son to make the son believe he has come clean. Shannon uses this dynamic between crooked father and respectable son to flush out the crooked father.
Episode 20
Sat, May 23, 195930 mins
Shannon goes after a pair of swindling gypsies.
Episode 21
Sat, May 30, 195930 mins
To catch a pimp, Shannon poses as a john.
Episode 22
Sat, Jun 6, 195930 mins
Shannon tries to convince a heroine-addicted actress to give up the name of her dealer.
Episode 23
Sat, Jun 13, 195930 mins
Shannon passes himself off as a new escort in the world of lonely matrons, booze and poetry readings to catch the thieves who are stealing the unwitting matrons' jewelry. He finally unmasks another "pretend" escort as the ringleader.
Episode 24
Sat, Jun 20, 195930 mins
Shannon poses as a candy salesman in a small upstate town to investigate the murder of a local farmer.
Episode 25
Sat, Jun 27, 195930 mins
Shannon infiltrates a garment fence.
Episode 26
Sat, Jul 4, 195930 mins
Shannon must figure out which one of 3 brunettes on a flight from New York is carrying stolen loot before the plane lands at Chicago Midway.