2x1 - More Deadly

September 19, 1958

2 innocent men are iced by a currency exchange bookkeeper, to disguise her embezzlement. The sultry femme fatale's yarn that it was a heist gone bad makes sense at first, because of a wave of such robberies on Chicago's Far East Side. But the murdered customer Halper checks out as a solid working stiff, plus the other stick-ups were solo jobs while this was supposedly a 2 hood hold-up, so M Squad's debonair Lt. Ballinger's sic-ed on the case to soften up hard boiled Ora Kane.

2x2 - Dead or Alive

September 26, 1958

A pair of gun crazy kids are loose in Chicago-- and a young reporter is defending them in the press against Ballinger and "police brutality".

2x3 - The Missing Claimant

October 3, 1958

A shady lawyer protects a false heir to a fortune-- by killing the real relative! Ballinger is called in to set everything straight.

2x4 - The Refugee

October 10, 1958

Ballinger goes undercover as an immigrant worker to help break an extortion ring targeting foreigners.

2x5 - The Trap

October 24, 1958

Danny Mitchell is trying to find an engagement ring for his girl when he mistaken for a thief by the store owner. A fight convinces him he has killed the old man-- as such Danny's on the run! Ballinger is called in to find the kid before he gets into real trouble.

2x6 - Force of Habit

October 31, 1958

Val Mooney, hiding out from the cops, sees the perfect opportunity to evade them. When his wife's brother is killed in a massive warehouse fire, he forces her to identify the body as-- VAL MOONEY.

2x7 - The Phantom Raiders

November 7, 1958

A pair of high-speed motorcycle thugs are robbing gas stations across Chicago. When one attendant gets shot, Ballinger goes undercover as a biker to crack the case.

2x8 - The Merits of the Case

November 14, 1958

A famous defense attorney is gunned down in his house. Now Ballinger must piece together the clues to find the kille

2x9 - The Big Kill

November 21, 1958

Larry Princeton is the master of bank heists-- he plans then sits back while his thugs pull off the job. Except for the last one-- which resulted in a bank teller's murder! Now Ballinger's after him.

2x10 - The Sitters

November 28, 1958

Unsuspecting women allow bookmakers to use their telephones in return for payment of per week, but they later learn that their lives will be in danger if they try to get out of the agreement.

2x11 - The Executioner

December 5, 1958

2x12 - The Widows

December 12, 1958

Widows have something in common. All their husbands were murdered, and all had life insurance policies with double indemnity. And the widows have the same crooked lawyer. Lt. Frank Ballinger suspects a murder for hire scheme.

2x13 - Contraband

December 19, 1958

2x14 - Prescription for Murder

December 26, 1958

The wife of a brain surgeon is abducted and threatened with death if the surgeon goes ahead with an emergency operation to save a critically injured police witness that can implicate a loan shark in two murders.

2x15 - The Teacher (aka Trade School)

January 2, 1959

Young hoodlums use a trade school for criminal purposes.

2x16 - The Third Shadow

January 9, 1959

2x17 - One Man's Life

January 23, 1959

An innocent man will be executed in 48 hours unless Lieutenant Ballinger can convince a socially prominent woman to recant the false testimony that she gave as a result of a ruthless blackmailer's threats.

2x18 - The Jumper

January 30, 1959

2x19 - The Last Act

February 6, 1959

2x20 - Mugger Murder

February 13, 1959

Frank must solve several connected homicides wherein convicted muggers are being strangled to death.

2x21 - The Star Witness

February 20, 1959

2x22 - The Take Over

February 27, 1959

Racketeers try to steal profits from a new entertainment establishment run by an old friend of Ballinger.

2x23 - Voluntary Surrender

March 6, 1959

2x24 - Death Threat

March 13, 1959

2x25 - The Harpies

March 20, 1959

2x27 - The Vanishing Lady

April 3, 1959

2x28 - The Crush Out

April 10, 1959

2x29 - The Fire Makers

April 17, 1959

Detective Ballinger helps investigate a series of arson crimes that are being used to cover up insurance scams.

2x30 - The Terror on Dark Street

April 24, 1959

Lieutenant Ballinger investigates a possible link between a series of Dark Street purse snatchings and the disappearance of a successful but unhappily married architect.

2x31 - Robber's Roost

May 1, 1959

2x32 - The Baited Hook

May 8, 1959

A former convict and his daughter are being harassed by an old inmate.

2x33 - Model in the Lake

May 15, 1959

A swimsuit model is found dead in Lake Michigan, but physical evidence indicates the she may not have drowned while swimming. Lieutenant Ballinger becomes convinced that she was murdered after he learns that she was a strong swimmer and an iniquitous individual with a large number of unexplained bank deposits.

2x34 - The Outsider

May 22, 1959

2x35 - High School Bride

May 29, 1959

2x36 - The Dangerous Game

June 5, 1959

The M squad is called in after a brutal robbery at the Leslie Fur Salon leaves a man clinging to death. As the investigation progresses, the situation faced by M Squad becomes more and more complex.

2x37 - Decoy in White

June 12, 1959

The M Squad become involved when a bank manager laundering illegal money is killed. The situation becomes tangled when a young lady accompanying the bank manager comes forward.

2x38 - Mr. Grim's Rabbits

June 19, 1959

A seemingly random dockside shooting leads M Squad on a strange investigation involving fur skins and ancient Inca artifacts.

2x39 - Platter Pirates

June 26, 1959

A D.J threatens to reveal the influence of racketeers in the music industry. Before he can go to air with the information he is gunned down. M squad are brought in to solve the mystery of the death as well as the validity of the information he was going to reveal.

2x40 - Death Is a Clock

July 3, 1959

LT. Frank Ballinger takes a personal interest in a case when the wife of convicted murderer Paul Danzig approaches him for help. Danzig has only 20 hours to live and his wife talks openly of stopping the clock. Ballinger has to figure out what she means, and ensure the right man pays for the crime of murder.