| Unofficial Action Comics Index |
Credits:
| Story | Jerry Siegel |
| Art | John Sikela |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Prankster (first appearance; a villain who uses pranks to help him commit crimes; kills one of his questioning henchmen; next in Superman #20)
Location(s):
Story Reprinted in:
- Superman: The Action Comics Archives #3 (2001)
- The Superman Chronicles #9 (2011)
- Superman: Golden Age Omnibus #3 (2016)
- Superman: The Golden Age #5 (2020)
Credits:
| Pencils | Mort Meskin |
| Inks | Cliff Young |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
- Vigilante (last in Leading Comics #3/flashback in All-Star Squadron #29; next in All-Star Squadron #31)
Supporting Character(s):
- Stuff
- "Brain" Storms (Greg's agent)
Villain(s):
- King and his gang (first appearance of all; attempt to rob gold shipment out of Avalanche Junction)
Other Character(s):
- Vigilantes (first appearance of all; three elderly cowboys who helped keep law before Greg's birth; Tornado Tumkins, Hugleg Hutchkiss and Wildcat Willis named)
Location(s):
- New York City, NY
- Avalanche Junction, WY (first appearance; Greg Sanders' home town)
Credits:
| Story | Gardner Fox |
| Art | Louis Cazenueve |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Villain(s):
- Japanese soldiers (first appearance of all; capture American planes to use in a bombing raid; all probably dies)
Location(s):
- American Southwest
Credits:
| Story | Ken Fitch |
| Art | Bernard Baily |
| Lettering | Bernard Baily |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
- Mister America (next in All-Star Squadron #31)
Supporting Character(s):
Villain(s):
- The Framer (first appearance; frames important people for crimes to blackmail them)
Credits:
| Story | Fred Ray |
| Art | Fred Ray |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
- Congo Bill (briefly joins the Flying Tigers)
Villain(s):
- A Nazi spy (first appearance; poses as a member of the Flying Tigers to inform Japanese Air Force of their plans)
Location(s):
- China
Credits:
| Story | Gardner Fox |
| Art | Joseph Sulman |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
- Zatara the Magician (last in World's Finest Comics #6/2; next in All-Star Squadron #31)
Villain(s):
- Peter Porl (first appearance; a young mousy bank clerk who becomes a "Colossus of Crime" by using coconuts to commit crimes)
Location(s):
- New York City, NY