| Issue | #27 |
| Published | September 1963 |
| Cover Price | 0.12 USD |
| Pages | 36 |
| Editing | Victor Gorelick |
| Characters | The Fly; Fly Girl |
| Genre | superhero |
| Pencils | John Rosenberger |
| Inks | John Rosenberger |
| Reprinted | In Astounding Stories (Alan Class, 1966 series) #130 |
| Characters | The Fly; Fly Girl; Captain Greer |
| Synopsis | When a test pilot and an experimental plane go missing, the Fly and Fly Girl are called to investigate. |
| Genre | superhero |
| Script | Robert Bernstein |
| Pencils | John Rosenberger |
| Inks | John Rosenberger |
| Notes | Story continues in the next sequence. |
| Reprinted | In Astounding Stories (Alan Class, 1966 series) #130 |
| Characters | The Fly; Fly Girl; Captain Greer |
| Synopsis | Captain Greer is revealed to be an advanced scout for an alien race poised to invade earth. The only two obstacles to the plan are the Fly and Fly Girl. But the aliens aren't able to discover the source of the heroes' powers. |
| Genre | superhero |
| Script | Robert Bernstein |
| Pencils | John Rosenberger |
| Inks | John Rosenberger |
| Reprinted | In Astounding Stories (Alan Class, 1966 series) #130 |
| Letters | typeset |
| Notes | Letters to the editor from Donald Schank, Ian Darwin, Jeff Baker, Mark Leland, George Taylor, John Yanacek, Kenny Siw and Jimmy Down. |
| Characters | Black Hood |
| Genre | superhero |
| Script | Robert Bernstein |
| Pencils | John Rosenberger |
| Inks | John Rosenberger |
| Characters | Fly Girl; Professor Drexel; Insecto (a robotic insect); the Fly |
| Synopsis | Professor Drexel creates the perfect assistant for Fly Girl: a large, robotic insect named Insecto. But while the two are on patrol, Insecto attacks Fly Girl unexpectedly. |
| Genre | superhero |
| Script | Robert Bernstein |
| Pencils | John Giunta |
| Inks | John Giunta |
| Reprinted | In Astounding Stories (Alan Class, 1966 series) #130 |