As of July 2026, M Squad Season 2 aired in 1958 with 40 episodes. Full episode guide and where to watch below.
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M Squad Season 2

1958 40 Episodes Crime · Drama ⭐ 5/10

M Squad Season 2 is currently streaming on major platforms, and its case-by-case structure never gets in the way of the bigger story. The 1-season run is exactly the right length for what it is doing. A 5/10 rating says what the writing already makes obvious: this one works. Lee Marvin sets the tone, and the ensemble matches it scene for scene. Start it whenever you need something guaranteed to land.

Whatever else is competing for your attention this week, M Squad Season 2 is worth clearing space for. M Squad Season 2 treats its mystery as a means, not an end in itself. Season 2 of M Squad includes 40 episodes. It aired from September 1958 to July 1959. This season stars Lee Marvin and Paul Newlan. Lee Marvin and Paul Newlan lead a cast that brings real weight to the material. It was aired in 1958. What distinguishes the best crime dramas from the rest is whether the character work can carry scenes where the mystery takes a breath — M Squad Season 2 passes that test consistently. There is real craft here, even in the moments that do not fully land.

For anyone who wants their crime drama to earn its twists, M Squad Season 2 delivers. It stands on its own even without an obvious comparison point. The complete run is available and best experienced without too much prior knowledge of where it goes. Lee Marvin's performance is the kind that shows up on best-of lists years later. If you have been looking for something to fill the gap left by a recently finished story, this is a reliable answer.

📡 Where to Watch M Squad Season 2

Not currently available on major streaming platforms. Check back soon.

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🎬 M Squad Season 2 — Episode Guide

E1
More Deadly
1958-09-19
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 st...
E2
Dead or Alive
1958-09-26
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".
E3
The Missing Claimant
1958-10-03
A shady lawyer protects a false heir to a fortune-- by killing the real relative! Ballinger is called in to set everything straight.
E4
The Refugee
1958-10-10
Ballinger goes undercover as an immigrant worker to help break an extortion ring targeting foreigners.
E5
The Trap
1958-10-24
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.
E6
Force of Habit
1958-10-31
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.
E7
The Phantom Raiders
1958-11-07
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.
E8
The Merits of the Case
1958-11-14
A famous defense attorney is gunned down in his house. Now Ballinger must piece together the clues to find the kille
E9
The Big Kill
1958-11-21
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.
E10
The Sitters
1958-11-28
Unsuspecting women allow bookmakers to use their telephones in return for payment of $50 per week, but they later learn that their lives will be in danger if they try to get out of the agreement.
E11
The Executioner
1958-12-05
E12
The Widows
1958-12-12
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.
E13
Contraband
1958-12-19
E14
Prescription for Murder
1958-12-26
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.
E15
The Teacher (aka Trade School)
1959-01-02
Young hoodlums use a trade school for criminal purposes.
E16
The Third Shadow
1959-01-09
E17
One Man's Life
1959-01-23
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.
E18
The Jumper
1959-01-30
E19
The Last Act
1959-02-06
E20
Mugger Murder
1959-02-13
Frank must solve several connected homicides wherein convicted muggers are being strangled to death.

🎭 Cast of M Squad Season 2

Lee Marvin
Lee Marvin
Detective Lt. Frank Ballinger
Paul Newlan
Paul Newlan
Police Capt. Grey

📋 All Seasons of M Squad

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