| Issue | #V1#9 [9] |
| Published | October 1940 |
| Cover Price | 0.10 USD |
| Editing | David Adams |
| Notes | #9 (V. 1 #9); first letters page in this issue |
| Pencils | Carl Burgos? |
| Inks | Carl Burgos? |
| Notes | #9 (V. 1 #9); first letters page in this issue |
| Characters | Dr. Death (Villain); Messon (Villain; Death); Slim (Villain; Intro; Death); Baldy (Villain; Intro); Betty [Simms?] (Intro; Death) |
| Script | Carl Burgos |
| Pencils | Carl Burgos |
| Inks | Carl Burgos |
| Letters | Carl Burgos |
| Characters | Glork (Villain; Intro; Death; Martian); Robo (King of Mars; Intro) |
| Script | Basil Wolverton |
| Pencils | Basil Wolverton |
| Inks | Basil Wolverton |
| Letters | Basil Wolverton |
| Script | Tarpe Mills |
| Pencils | Tarpe Mills |
| Inks | Tarpe Mills |
| Letters | Tarpe Mills |
| Characters | Chameleon |
| Script | Stockbridge Winslow |
| Letters | typeset |
| Script | Harry Campbell |
| Pencils | Harry Campbell |
| Inks | Harry Campbell |
| Letters | Harry Campbell |
| Characters | Joe the Goon-Man (Intro; Death); Sam Barkus (Villain; Intro) |
| Script | Paul Schneider |
| Pencils | Paul Schneider |
| Inks | Paul Schneider |
| Letters | Paul Schneider |
| Notes | last appearance |
| Characters | Braino (Villain; Intro); Cristo (Villain; Intro; a Gorilla) |
| Script | Alonzo Vincent |
| Pencils | Alonzo Vincent |
| Inks | Alonzo Vincent |
| Letters | Alonzo Vincent |
| Characters | Sam Ropollo (Villain; Intro); Mike Donati (Villain; Intro) |
| Script | Doug Allen |
| Pencils | Bill Everett |
| Inks | Bill Everett |
| Colors | Doug Allen |
| Letters | Bill Everett |
| Characters | Tex O'Connor (Villain) |
| Script | B. Holmes |
| Pencils | L. Kenner |
| Inks | L. Kenner |
| Letters | B. Holmes |