| Issue | #45 |
| Published | February 1942 |
| Cover Price | 0.10 |
| Pages | 68 |
| Editing | Whitney Ellsworth, [Mort Weisinger, Murray Bolitnoff (assistants)] |
| Characters | Superman |
| Genre | superhero |
| Pencils | Fred Ray |
| Inks | Fred Ray |
| Letters | typeset |
| Reprinted | In Superman: The Action Comics Archives (DC, 1997 series) #3 (2001). |
| Characters | Superman [Clark Kent]; Lois Lane; Charles; Mr. Morgan; V: Count von Henzel [I, D]. |
| Synopsis | When Clark and Lois visit the Metropolis Zoo on their day off, they discover the place is virtually deserted. So Superman takes a hand, capturing a variety of new animals, but encountering a foe that nearly destroys the Man of Tomorrow. |
| Genre | superhero |
| Script | Jerry Siegel (signed) |
| Pencils | Leo Nowak (signed as Joe Shuster) |
| Inks | Ed Dobrotka |
| Notes | Ed Dobrotka not credited in Archives. Modified synopsis and some characters added by Craig Delich 9-6-08. |
| Reprinted | In Superman: The Action Comics Archives (DC, 1997 series) #3 (2001). |
| Characters | The Vigilante [Greg Sanders]; Stuff, the Chinatown Kid [confidant, sidekick] (I); V: the Head. |
| Genre | superhero |
| Script | Mort Weisinger |
| Pencils | Mort Meskin (signed as Mort Morton Jr.) |
| Inks | George Roussos? |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Notes | Writer credit added by Craig Delich 9-6-08. |
| Characters | Three Aces: Fog Fortune, Gunner Bill and Whistler Will. |
| Genre | adventure |
| Script | Gardner F. Fox |
| Pencils | Chad Grothkopf |
| Inks | Chad Grothkopf |
| Notes | Writer credit added by Craig Delich 9-6-08. |
| Characters | Mr. America [Tex Thomson]; Fatman [Bob Daley]. |
| Genre | superhero |
| Script | Ken Fitch |
| Pencils | Bernard Baily (signed) |
| Inks | Bernard Baily (signed) |
| Notes | Story related by Fatman from before time he teamed with Mr. America. |
| Characters | Casey |
| Genre | gag |
| Script | Henry Boltinoff |
| Pencils | Henry Boltinoff |
| Inks | Henry Boltinoff |
| Notes | Writer credit added by Craig Delich 9-6-08. |
| Genre | adventure |
| Script | John Hilton (signed) |
| Letters | typeset |
| Characters | Congo Bill |
| Genre | jungle |
| Pencils | Fred Ray |
| Inks | Fred Ray |
| Notes | Writer revision from Frwed Ray? to ? by Craig Delich 9-6-08. |
| Characters | Zatara; V: the Cobra. |
| Genre | occult |
| Script | Gardner F. Fox |
| Pencils | Joseph Sulman |
| Inks | Joseph Sulman |