| 0 | - | cover | 1 | pencils: Joe Shuster; inks: Joe Shuster; colors: Jack Adler | Superman [Clark Kent]; Butch Matson; Rick Radomski |
| 1 | $25 Cash Prizes! | promo (ad from the publisher) | 1 | script: Vin Sullivan | |
| 2 | Superman Origin | comic story | 1 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster; colors: Strauss Engraving Company; letters: Joe Shuster | Superman [Clark Kent] (origin) (introduction) |
| 3 | The Coming of Superman | comic story | 11.67 | script: Jerry Siegel; pencils: Joe Shuster; inks: Joe Shuster; colors: Strauss Engraving Company; letters: Joe Shuster | Superman [Clark Kent]; George Taylor; Lois Lane; Evelyn Curry; unnamed Governor; Governor's unnamed servant; Bea Carroll; Butch Matson; Senator Barrows; Alex Greer |
| 4 | Action Comics | promo (ad from the publisher) | 0.33 | script: Vin Sullivan; pencils: Joe Shuster; inks: Joe Shuster; colors: Strauss Engraving Company | Superman [Clark Kent] |
| 5 | The A-G Gang | comic story | 6 | script: Homer Fleming; pencils: Homer Fleming; inks: Homer Fleming | Chuck Dawson (origin) (introduction); Notch Logan (villain); John Burwell (villain); "Trigger" Holt (villain); Butch (villain); Dan Dawson |
| 6 | The Mystery of the Freight Train Robberies | comic story | 12 | script: Fred Guardineer; pencils: Fred Guardineer; inks: Fred Guardineer; colors: Strauss Engraving Company; letters: Fred Guardineer | Zatara (introduction); Tong (introduction); Tigress (antagonist) (introduction); Detective Brown; Detective Brady (death); Captain Kennedy; Babcock (train inspector, villain); Monk (thug); Spike (thug) |
| 7 | South Sea Strategy [Part 1] | text story | 2 | script: Captain Frank Thomas; colors: Strauss Engraving Company | Bret Coleman; Cottonball; Merna Newton; Samuel Newton; South Seas natives (villains) |
| 8 | - | comic story | 4 | script: Russell Cole; pencils: Russell Cole; inks: Russell Cole; colors: Strauss Engraving Company; letters: Russell Cole | Sticky-Mitt Stimson |
| 9 | - | comic story | 4 | pencils: Sven Elven; inks: Sven Elven; colors: Strauss Engraving Company; letters: Sven Elven | Nicolo Polo; Uncle Maffeo; Marco Polo; Niku |
| 10 | The Light Heavyweight Championship | comic story | 4 | script: Gardner Fox; pencils: Fred Guardineer; inks: Fred Guardineer; colors: Strauss Engraving Company; letters: Fred Guardineer | Pep Morgan; Pop Burkett; Sailor Sorenson; Boomerang; O'Rourke; Doc Lowery (villain) |
| 11 | The International Jewel Thief | comic story | 6 | pencils: Bill Ely; inks: Bill Ely; letters: Bill Ely | Rusty James (introduction); Scoop Scanlon (introduction); Arnold (villain) |
| 12 | Murder in England | comic story | 12 | script: Ken Fitch; pencils: Bernard Baily; inks: Bernard Baily; colors: Strauss Engraving Company; letters: Bernard Baily | Tex Thomson (introduction, see notes); Bob; Betty; unnamed gangster chief (intro, villain, death); Monk (villain); Sonja (villain) |
| 13 | Fred Astaire, Constance Bennett, Charles Boyer, Wheeler and Woolsey | cartoon | 1 | pencils: Sheldon Moldoff; inks: Sheldon Moldoff; colors: Strauss Engraving Company | Fred Astaire; Constance Bennett; Charles Boyer; Wheeler; Woolsey |
| 14 | Lou Gehrig, Lee Grissom, and Babe Ruth | cartoon | 1 | pencils: Sheldon Moldoff; inks: Sheldon Moldoff | Lou Gehrig; Lee Grissom; Babe Ruth |