| Unofficial Action Comics Index |
Credits:
| Story | Jerry Siegel |
| Pencils | Leo Nowak |
| Inks | Ed Dobrotka |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Mike Caputo (first appearance; a big-time gambler; has his girlfriend make a play for a young baseball player)
Location(s):
- Metropolis
- Lauderdale, FL (spring training camp of Metropolis' baseball team)
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:
Creators: saw no args
Feature Character(s):
- Vigilante (next in Leading Comics #3/flashback in All-Star Squadron #29)
Supporting Character(s):
Villain(s):
- Stud Corlis (first appearance; a gangster boss in Chinatown)
Location(s):
- New York City, NY
Credits:
| Story | Gardner Fox |
| Art | Louis Cazeneuve |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Villain(s):
- a Japanese soldier (first appearance; organizes neanderthals; probably dies)
Location(s):
- An Island that Time Forgot (first appearance; mostly destroyed by volcanic eruption; probably near Dinosaur Island)
Credits:
| Story | Ken Fitch |
| Art | Bernard Baily |
| Lettering | Bernard Baily |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Enemy agents (first appearance of both)
Credits:
| Art | Fred Ray |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Villain(s):
- Mu'Min (first appearance; a German agent who pretends to be an immortal Muslim leader to get the locals to turn against the British)
Location(s):
- Cairo, Egypt
Credits:
| Story | Gardner Fox |
| Art | Joseph Sulman |
| Assistant editing | Murray Boltinoff, Mort Weisinger |
| Editing | Whitney Ellsworth |
Feature Character(s):
Villain(s):
- Abner Joseph and his gang (first appearance of all; inoculates his gang "against death"; but discovers that the shot wears off)
Other Character(s):
- Dr. Morris Thatcher (first appearance; a researcher who creates a serum that will not let the body die)