| Unofficial Crack Comics Index |
Credits:
| Art | Lou Fine |
| Lettering | Lou Fine |
| Editing | Gill Fox |
Feature Character(s):
Villain(s):
- German Fifth Columnists (first appearance for all; kidnap men off of troop trains to work in their mines)
Other Character(s):
- J. Emory Glover (first appearance; a high-placed FBI official)
Location(s):
- Washington, DC
- Rocky Mountains
Credits:
| Art | Vernon Henkel |
| Lettering | Vernon Henkel |
| Editing | Gill Fox |
Feature Character(s):
Supporting Character(s):
- Lil' Pierre
Villain(s):
- German Navy (first appearance for all; most if not all die)
Other Character(s):
- President Franklin Roosevelt (behind the scenes on the phone)
Location(s):
- Washington, DC
- North Atlantic Ocean
Credits:
| Story | Paul Gustavson |
| Art | Paul Gustavson |
| Lettering | Paul Gustavson |
| Editing | Gill Fox |
Feature Character(s):
Supporting Character(s):
- Chuck
Villain(s):
- Yellow Scorpion and his agents
Credits:
| Story | Fred Guardineer |
| Art | Fred Guardineer |
| Lettering | Fred Guardineer |
| Editing | Gill Fox |
Feature Character(s):
Villain(s):
- A Japanese Suicide squad (first appearance for all; attempt to sneak attack on Panama Canal; all die)
Location(s):
- Panama
Credits:
| Story | George Brenner |
| Art | George Brenner |
| Lettering | George Brenner |
| Editing | Gill Fox |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Knife-Throwing Gang (first appearance for all; use knives instead of guns)