Overview
Lt. Frank Ballinger is a no-nonsense plain clothes cop in the elite M Squad Division. The Squad's task is to root out organised crime and corruption in America's Second City, Chicago.
Cast
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Keywords
chicago, illinoispoliceorganized crimepolice detective
Seasons
Season 138 episodes1957
1
The Golden Look
1957-09-20
30m0.0es1159733
2The Watchdog
1957-09-27
30m0.0es1159734
3Neighborhood Killer
1957-10-04
30m0.0es1159735
4Pete Loves Mary
1957-10-11
30m0.0es1159736
5Face of Evil
1957-10-18
30m0.0es1159737
6Street of Fear
1957-11-01
30m0.0es1159738
7The Matinee Trade
1957-11-08
30m0.0es1159739
8The Hard Case
1957-11-15
30m0.0es1159740
9Killer in Town
1957-11-22
30m0.0es1159741
10Diamond Hard
1957-11-29
30m0.0es1159742
11The Alibi Witness
1957-12-06
30m0.0es1159743
12The Specialists
1957-12-13
30m0.0es1159744
13Family Portrait
1957-12-20
30m0.0es1159745
14The Palace Guard
1957-12-27
30m0.0es1159746
15The Slow Trap
1958-01-03
30m0.0es1159747
16The Cover Up
1958-01-10
30m0.0es1159748
17Blue Indigo
1958-01-17
30m0.0es1159749
18The Long Ride
1958-01-24
30m0.0es1159750
19The Shakedown
1958-01-31
30m0.0es1159751
20Dolly's Bear
1958-02-07
30m0.0es1159752
21Lover's Lane Killing
1958-02-14
30m0.0es1159753
22The Frightened Wife
1958-02-21
30m0.0es1159754
23The Black Mermaid
1958-02-28
30m0.0es1159755
24The Man in Hiding
1958-03-07
30m0.0es1159756
25Chicago Bluebeard
1958-03-14
30m0.0es1159757
26Girl Lost
1958-03-21
30m0.0es1159758
27Hideout
1958-03-28
30m0.0es1159759
28Shot in the Dark
1958-04-04
30m0.0es1159760
29The Twenty-Six Girl
1958-04-11
30m0.0es1159761
30Fight
1958-04-18
30m10.0es1159762
31Guilty Alibi
1958-04-25
30m0.0es1159763
32The Healer
1958-05-02
30m0.0es1159764
33Day of Terror
1958-05-09
30m0.0es1159765
34The $20 Plates
1958-05-16
30m0.0es1159766
35The Double Face
1958-05-23
30m0.0es1159767
36The System
1958-05-30
30m0.0es1159768
37Woman from Paris
1958-06-06
30m0.0es1159769
38Accusation
1958-06-13
30m0.0es1159770
Season 240 episodes1958
1
More Deadly
1958-09-19
30m0.0es1159771
2Dead or Alive
1958-09-26
30m0.0es1159772
3The Missing Claimant
1958-10-03
30m0.0es1159773
4The Refugee
1958-10-10
30m0.0es1159774
5The Trap
1958-10-24
30m0.0es1159775
6Force of Habit
1958-10-31
30m0.0es1159776
7The Phantom Raiders
1958-11-07
30m0.0es1159777
8The Merits of the Case
1958-11-14
30m0.0es1159778
9The Big Kill
1958-11-21
30m0.0es1159779
10The Sitters
1958-11-28
30m0.0es1159780
11The Executioner
1958-12-05
30m0.0es1159781
12The Widows
1958-12-12
30m0.0es1159782
13Contraband
1958-12-19
30m0.0es1159783
14Prescription for Murder
1958-12-26
30m0.0es1159784
15The Teacher (aka Trade School)
1959-01-02
30m0.0es1159785
16The Third Shadow
1959-01-09
30m0.0es1159786
17One Man's Life
1959-01-23
30m0.0es1159787
18The Jumper
1959-01-30
30m0.0es1159788
19The Last Act
1959-02-06
30m0.0es1159789
20Mugger Murder
1959-02-13
30m0.0es1159790
21The Star Witness
1959-02-20
30m0.0es1159791
22The Take Over
1959-02-27
30m0.0es1159792
23Voluntary Surrender
1959-03-06
30m0.0es1159793
24Death Threat
1959-03-13
30m0.0es1159794
25The Harpies
1959-03-20
30m0.0es1159795
26Ghost Town
1959-03-27
30m0.0es1159796
27The Vanishing Lady
1959-04-03
30m0.0es1159797
28The Crush Out
1959-04-10
30m0.0es1159798
29The Fire Makers
1959-04-17
30m0.0es1159799
30The Terror on Dark Street
1959-04-24
30m0.0es1159800
31Robber's Roost
1959-05-01
30m0.0es1159801
32The Baited Hook
1959-05-08
30m0.0es1159802
33Model in the Lake
1959-05-15
30m0.0es1159803
34The Outsider
1959-05-22
30m0.0es1159804
35High School Bride
1959-05-29
30m0.0es1159805
36The Dangerous Game
1959-06-05
30m0.0es1159806
37Decoy in White
1959-06-12
30m0.0es1159807
38Mr. Grim's Rabbits
1959-06-19
30m0.0es1159808
39Platter Pirates
1959-06-26
30m0.0es1159809
40Death Is a Clock
1959-07-03
30m0.0es1159810
Season 339 episodes1959
1
Ten Minutes to Doomsday
1959-09-18
30m0.0es1159811
2The European Plan
1959-09-25
30m0.0es1159812
3Sunday Punch
1959-10-02
30m0.0es1159813
4Jeopardy by Fire
1959-10-09
30m0.0es1159814
5Murder in C-Sharp Minor
1959-10-16
30m0.0es1159815
6The Human Bond
1959-10-23
30m0.0es1159816
7Mama's Boy
1959-10-30
30m0.0es1159817
8Shred of Doubt
1959-11-06
30m0.0es1159818
9Death by Adoption
1959-11-20
30m0.0es1159819
10Another Face, Another Life
1959-11-27
30m0.0es1159820
11Voice from the Grave
1959-12-04
30m0.0es1159821
12The Upset
1959-12-11
30m0.0es1159822
13One of Our Armored Cars Is Missing
1959-12-18
30m0.0es1159823
14The Ivy League Bank Robbers
1959-12-25
30m0.0es1159824
15The Twisted Way
1960-01-01
30m0.0es1159825
16The Man Who Went Straight
1960-01-08
30m0.0es1159826
17The Second Best Killer
1960-01-15
30m0.0es1159827
18Pitched Battle at Bluebell Acres
1960-01-22
30m0.0es1159828
19The Man Who Lost His Brain
1960-01-26
30m0.0es1159829
20Debt of Honor
1960-02-02
30m0.0es1159830
21The Man with Frank's Face
1960-02-09
30m0.0es1159831
22Burglar's Nightmare
1960-02-16
30m0.0es1159832
23Needle in the Haystack
1960-02-23
30m0.0es1159833
24Race to Death
1960-03-01
30m0.0es1159834
25The Velvet Stake-out
1960-03-08
30m0.0es1159835
26Anything for Joe
1960-03-15
30m0.0es1159836
27A Kid Up There
1960-03-22
30m0.0es1159837
28Diary of a Bomber
1960-03-29
30m0.0es1159838
29Let There Be Light
1960-04-05
30m0.0es1159839
30A Gun for Mother's Day
1960-04-12
30m0.0es1159840
31The Man with the Ice
1960-04-19
30m0.0es1159841
32Dead Parrots Don't Talk
1960-05-03
30m0.0es1159842
33Grenade for a Summer Evening
1960-05-10
30m0.0es1159843
34Two Days for Willy
1960-05-17
30m0.0es1159844
35Badge for a Coward
1960-05-24
30m0.0es1159845
36Closed Season
1960-05-31
30m0.0es1159846
37Fire in the Sky
1960-06-07
30m0.0es1159847
38The Tiger's Cage
1960-06-14
30m0.0es1159848
39The Bad Apple
1960-06-21
30m0.0es1159849
Added: 6/2/2026Updated: 6/4/2026