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Season guide

Treasury Men in Action: Season 5

39 episodes Premiered Oct 7, 1954 Updated Sep 30, 2026
Previously on Treasury Men in Action

Season 5 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Treasury Men in Action Season 4.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
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Season 5 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 5 Progress Shield

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Binge Efficiency Engine

Season 5: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

8%
92%
Mytharc (3): Crucial lore & season climaxes
Core (36): Character development & subplots
Side Quest (0): Standalone / filler
S5·E1 Mytharc

The Case of the Lonely People

Oct 7, 1954

An investigation into government checks stolen from mailboxes leads the T-men to a couple who turn to forging disability compensation checks.

S5·E2 Core

The Case of the Still Waters

Oct 14, 1954

A young Federal agent infiltrates a gang of bootleggers whose still is on board a freighter ship.

S5·E3 Core

The Case of the Gentleman Cheat

Oct 21, 1954

As part of his settlement with the IRS, a tax cheat agrees to pay all the money he owes within ten days. However, a suspicious IRS agent believes that the man is going to pay his t

S5·E5 Core

The Case of the Man Outside

Nov 4, 1954

Some ingenious convicts working in a prison's print shop have begun a counterfeiting operation. The shop's foreman is deliberately looking the other way because he's up for parole

S5·E7 Core

The Case of the Little Tin Box

Nov 18, 1954

Three people who own a nightclub, where much of the business is on a strictly cash basis, decide to avoid paying income taxes by skimming money from the club.

S5·E8 Core

The Case of the Green Feathers

Nov 25, 1954

Customs agents go after a ring of gangsters who are smuggling rare parrots into the U.S. from Mexico.

S5·E11 Core

The Case of the Losing Gamble

Dec 16, 1954

A racehorse owner proves too clever for his own good. His doctored tax returns are filled with phoney deductions, attracting the attention of the T-men.

S5·E12 Core

The Case of the Bad Bargain

Dec 23, 1954

A Treasury agent goes undercover at an East Coast port to break up an opium smuggling ring.

S5·E13 Core

The Case of the Broken Bond

Dec 30, 1954

Frank Shelby, ailing from heart disease, breaks into a hone at the insistence of his wife and steals government bonds that he signs the names of the recipient to and then cashes hi

S5·E15 Core

The Case of the Chartered Chiseler

Jan 13, 1955

A bus-company owner decides to keep a little extra money for himself by falsely reporting charitable donations as tax deductions. In a case of "poetic justice", he is carried to a

S5·E16 Core

The Case of the Iron Curtain

Jan 20, 1955

A heartless American criminal sees an opportunity to take the troubles of a shaken Holocaust survivor and turn them to his own advantage. He violates the Neutrality Act and ships

S5·E18 Core

The Case of the Fatal Error

Feb 3, 1955

Barney is an old-time gangster who's quickly losing his grip on reality. He leads his gang back into bootlegging, convinced that the prohibition days are still in effect.

S5·E20 Core

The Case of the Princely Pauper

Feb 17, 1955

Although the feds know that an importer is smuggling expensive Swiss jewelry into the US, they can't discover how he's doing it, despite his being under constant surveillance. They

S5·E24 Core

The Case of the Tight Squeeze

Mar 17, 1955

Customs agents discover large quantities of expensive--and undeclared--Cuban perfumes that are flooding the market. They soon discover a criminal ring that has a clever plan for sm

S5·E25 Core

The Case of the Deadly Dilemma

Mar 24, 1955

Undercover agent Frank Ames poses as a small-time hoodlum and gets himself hired by racketeer Herb Kerry. His mission is to uncover information on the criminal's counterfeiting ope

S5·E26 Core

The Case of the Black Sheep

Mar 31, 1955

After becoming interested in mobster's girl, the son of a sugar distributor gets hooked up with a gang selling illegal liquor.

S5·E27 Core

The Case of the Buried Treasure

Apr 7, 1955

Paul Lacosta buries his profit from running a gambling den in the backyard to avoid paying taxes. After five years of incessant haranguing from his wife, he digs up the bills to fi

S5·E31 Core

The Case of the Man Next Door

May 5, 1955

A somewhat nosy landlady begins to suspect that one of her tenants may be a dangerous loan shark.

S5·E33 Core

The Case of the Man Trap

May 19, 1955

The Secret Service is onto counterfeiter Russ Bagley who's working for a major crime syndicate. The agency's anonymous tip comes from Russ' girlfriend who's carrying on an affair w

S5·E34 Core

The Case of the Ready Guns

May 26, 1955

Ben Adams picks up his younger brother, Harry, from prison after a four year sentence and gives him a job in his metal shop. Harry, though, has no intention of "going straight." He

S5·E35 Core

The Case of the Perfect Gentleman

Jun 2, 1955

An enterprising crook, who wishes to improve his lot in life, lavishes jewelry on a French female opera singer.

S5·E36 Core

The Case of the Shot in the Dark

Jun 9, 1955

Dangerous criminal Vince Sanderson visits his estranged wife Laura who he abused leaving her with a scar. The treasury men set a trap to capture the low life but endangering the be

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