1x1 - Getaway Day

September 8, 1959

1x2 - The Casino

September 15, 1959

1x3 - The Frame

September 22, 1959

1x4 - Stand on Velvet

September 29, 1959

The agent joins the gang of William Kane, their objective is to run the leader of the numbers racket out of town.

1x5 - The Cracking Point

October 6, 1959

The undercover agent joins in on a robbery.

1x6 - Thousand Dollar Bill

October 13, 1959

1x7 - Music and Mink

October 20, 1959

1x8 - Man in the Middle

November 3, 1959

1x9 - The Patsy

November 10, 1959

1x10 - The Money Fight

November 17, 1959

1x11 - Black Tie Kill

November 24, 1959

1x12 - The Perfect Circle

December 1, 1959

Barney MacCready puts his train-robbery plan into action. First he kidnaps a detective, then he has two of his henchmen board the train one posing as the missing detective the other as his prisoner.

1x13 - The Lady

December 8, 1959

1x14 - Cold Kill

December 15, 1959

An undercover agent assumes the identity of a killer hired to rub out a murder witness. But the intended victim is hiding, and the first task is to smoke him out.

1x15 - The Neon Wheel

December 22, 1959

1x16 - Two Private Eyes

December 29, 1959

Sam Keely and Jeff Stewart are a bit on the shady side. The undercover agent's strategy is to muscle in on their racket.

1x17 - Night of the Gun

January 5, 1960

Dan Hawley and David Johnson, witnesses to a murder committed by gangster Jimmy Farrow, are a target for Larry Maddox, a hired killer. After Maddox kills Hawley, police take Johnson's wife and children into protective custody. Johnson, fearing for his life, goes into hiding. Nick is put on the case.

1x18 - Broken Rope

January 12, 1960

1x19 - Cold Ice

January 19, 1960

1x20 - Appointment in Jericho (a.k.a. Assignment in Jericho)

January 26, 1960

1x21 - Three to Make Ready

February 2, 1960

1x22 - The Model and the Mobster

February 9, 1960

1x23 - The Long Odds

February 16, 1960

A detective assigned to investigate a phoney health club is killed by one of the club owners. An undercover agent follows up, convincing the gangsters that he's a gambler on the run.

1x24 - The Brave Pigeon

February 23, 1960

Underworld leader Max Rommey wants Paul Anderson dead. To protect Anderson, the undercover agent becomes part of Rommey's gang.

1x25 - First Time Out

March 1, 1960

1x26 - Park Avenue Story

March 8, 1960

1x27 - Big Business

March 15, 1960

1x28 - The Chinese Pendant

March 29, 1960

1x29 - Achilles and His Heels

April 5, 1960

1x30 - The Gangster's Daughter

April 12, 1960

1x31 - The Penthouse Story

April 19, 1960

1x32 - The Shark

April 26, 1960

1x33 - The Horse Runs High

May 3, 1960

The undercover agent is assigned to break up a gambling ring that bets heavily on certain horses--and then makes sure they win by doping them.

1x34 - The Hired Guns

May 10, 1960

1x36 - A Matter of Money

May 24, 1960

Nick is assigned to break up a gang headed by Steve Taylor. This particularly unsavory gang uses threats and violence to force small shopkeepers to pay for protection.

1x37 - Bullets and Ballet

May 31, 1960