| Issue | #5 |
| Published | June 1940 |
| Cover Price | 0.10 USD |
| Pages | 68 |
| Editing | Victor Fox |
| Notes | Cover art credits from the checklist in The Best of Simon and Kirby (Titan Books, 2009 series). |
| Pencils | Joe Simon |
| Inks | Joe Simon |
| Notes | Cover art credits from the checklist in The Best of Simon and Kirby (Titan Books, 2009 series). |
| Characters | Augustus Elba (Villain; Intro); Dr. Passendorf (Villain; Intro) |
| Pencils | Emil Gershwin? |
| Inks | Emil Gershwin? |
| Characters | Olga (Villain; Intro); Radnor (Villain; Intro); Professor Lago (Villain; Intro) |
| Pencils | ? (Harold Weber) |
| Characters | Olaha (Intro); Edoll (Villain; Intro; Death); Cannibals of Eros (Villain; Intro) |
| Pencils | ? (Michael Griffith) |
| Characters | Professor Meier (Villain; Intro; Death) |
| Pencils | ? (James T. Royal) |
| Notes | Marga gains increased strength from a serum. |
| Characters | Adm. Ostrophis (Villain; Intro; Death) |
| Pencils | ? (Arnold Hardy) |
| Script | Nathaniel Nitkin (N. N. Nathaniel) |
| Letters | typeset |
| Pencils | ? (Richard Crater) |
| Characters | Captain Nemo (Intro; from Jules Verne's 2000 Leagues Under the Sea) |
| Script | Bert Whitman |
| Pencils | Bert Whitman |
| Inks | Bert Whitman |