| Unofficial Captain Marvel Jr. Index |
Credits:
| Story | Otto Binder |
| Art | Al Carreño |
| Editing | Ron Reed |
Feature Character(s):
Villain(s):
- Captain Nazi
- Emperor Hirohito
- Jamambux (first appearance for all; a group of sorcerers)
- Captain Nippon (first appearance; a large brutish agent created by the Jamabux)
Location(s):
- Japan
- A West Coast City
Comment(s):
- This story takes place on Earth-S.
Credits:
| Story | Joe Millard |
| Art | Al Carreño |
| Editing | Ron Reed |
Feature Character(s):
Villain(s):
- Mister Macabre (now working for the Axis)
- A Japanese assassin (first appearance; commits suicide)
- Japanese agents working for Mr. Macabre (first appearance for all)
Location(s):
- Texas
Credits:
| Story | Otto Binder |
| Art | Bernard Bailey |
| Editing | Ron Reed |
Feature Character(s):
Villain(s):
- Pied Piper and his Nazi soldiers (first appearance for all; lure children with a magic flute to a hidden indoctrination camp)
Comment(s):
- Freddy is young enough to be affected by the magic flute, but not Captain Marvel Jr.
Credits:
| Art | Al Carreño |
| Editing | Ron Reed |
Feature Character(s):
Villain(s):
Other Character(s):
- A detective (first appearance; clues indicate he is Sherlock Holmes, but is never named)
Location(s):
- London, England