1 G-Men Riddle The Killer "Who Couldn't Be Caught"
2 G-Men Wipe Out Leaders of "Secret 10"
3 Capturing A Killer And His Gang
4 A Gamble With Death
5 A Midnight Graveyard Battle
6 A Shot From The Hip That Saved A Trooper's Life
7 A Trooper's Race With Death
8 A Trooper's Fight With Flame
9 Daring Bandits Get Their Just Deserts!
10 G-Men Track Down Notorious Public Enemy
11 G-Men Trap Wily Fugitives Across United States
12 A Treacherous Shot In The Dark
13 A Duel To The Death!
14 Foiling Four Wanted Killers!
15 A Mountain Cabin Gun-Fight
16 A Murderous Madman's Battle!
17 Sure Death Defied!
18 Shooting It Out With A Desperate Fugitive!
19 Two G-Men Meet A Heroic Death!
20 G-Men Run Down A Daring Kidnapper
21 A Desperate Running Fight!
22 A Trooper's Sacrifice To Duty!
23 Blasting Out A Gang Of Killers!
24 A Knife Thrust In The Dark!
25 G-Men Riddle The Killer "Who Couldn't Be Caught"
26 Trapping A Human Vulture
28 G-Men Deliver Death
29 A Death Duel With Escaping Convicts
32 Unrelenting Justice Overtakes a Swampland Killer
33 A Murder On An Arizona Trail
36 The Filling Station Massacre
38 Grapple With Death
39 Kidnapped Courage
40 Unearthing A Deadly Arsenal
42 Murder From Ambush!
44 Trapping The Jewel Conspirators
45 Satan's Disciple
46 Luggage Packed With Death
47 The Death Of "Dutch" Anderson
49 Far Flung Fingers Of The Law
50 The Trail Of The Mystery Bonds
51 Chinese Death
53 Blasting Crime From The Canadian Rockies
55 Taking Blood That Told A Madman's Secret
56 Following The Blood Tracks Of The "Lucky Lone Wolf"
57 Mining For Murder
58 Disguises Of The Law
59 A G-Man Flirts With Death
60 The Gold Train Murder
62 Ending The Rule Of A Man Killing Mob
63 The Chinese Symbol Of Death
64 The Killers In Tunnel 13
65 A City Lived In Terror Until . . .
66 G-Men Clear Up A Famous "Snatch" Case
67 Murder In Unaka Mountains
69 A Dying Hero's Winning Fight!