| Unofficial Action Comics Index |
Credits:
| Story | Robert Bernstein |
| Art | Al Plastino |
| Editing | Mort Weisinger |
Feature Character(s):
- Superman (last in Superman's Pal Jimmy Olsen #36/3; next in Superman Vol. 1 #129)
Supporting Character(s):
- Jimmy Olsen (last in Superman's Pal Jimmy Olsen #36/3; next in Superman Vol. 1 #129)
- Lois Lane (last in Superman's Pal Jimmy Olsen #36/2; next in Superman Vol. 1 #129)
- Perry White (last in Superman's Pal Jimmy Olsen #36; next in Superman Vol. 1 #129)
Villain(s):
- Captain Cutlass (first appearance)
- his gang (first appearance for all)
- two department store robbers (first appearance of both)
- The Clock (first appearance)
Other Character(s):
- Professor Vance (first appearance; experiments on a life-extending vitamin serum which is taken by Clark Kent and temporarily ages him)
- citizens of Metropolis
- a Superman robot
Location(s):
Story Reprinted in:
- Superman Annual Vol. 1 #3/6 (Summer 1961)
- Showcase Presents Superman #1 (September 2005)
Credits:
| Story | Robert Bernstein |
| Art | Howard Sherman |
| Editing | Mort Weisinger |
Feature Character(s):
- Congorilla (Congo Bill; in between issues #250/3 and #252/2)
Villain(s):
- Corliss Hyde (first appearance; realizes Congorilla possesses human intelligence; dies)
Other Character(s):
- airplane crew and passengers (first appearance of all)
- Migawi villagers (first appearance of all)
- members of a diamond mining company (first appearance of all)
Location(s):
- Congo, Africa
- De Guiche Diamond Mine
- Migawi Village
Credits:
| Story | Otto Binder |
| Art | Jim Mooney |
| Editing | Mort Weisinger |
Feature Character(s):
- Tommy Tomorrow (last in issue #250/2; next in World's Finest Comics #102/2)
Supporting Character(s):
- Brent Wood (last in issue #248/3; next in World's Finest Comics #102/2)
Villain(s):
- a space amoeba (first appearance; also in flashback)
Other Character(s):
- Planeteer Chief Commander
- Robot Commandoes (first appearance of all; destroyed)
- two interplanetary demolitions experts (first appearance of both)
- sper-barrier corps (first appearance of all)
- space-harpoonists (first appearance of all)
- other unidentified Planeteers
- aliens from another universe (first appearance of all; in flashback)
Location(s):
- Earth
- the Asteroid field
- Mars
- Saturn
- Pluto
- an unidentified planet in another universe (first appearance of all; in flashback)
Comment(s):
- Tommy Tomorrow is awarded the Interplanetary Medal of Honor.
- The Tommy Tomorrow feature moves to World's Finest Comics #102/2 (June 1959), replacing the Tomahawk feature.