| 0 | - | cover | 1 | pencils: Arturo Cazeneuve; inks: Arturo Cazeneuve | The Flame [Gary Preston] |
| 1 | The Kidnapping of Dr. Dobbs | comic story | 9 | script: Basil Berold; pencils: Larry Antonette; inks: Larry Antonette | The Flame [Gary Preston]; Doctor Dobbs (introduction); Dr. Dobbs' daughter (introduction); Fritz (villain, introduction, death); Otto (villain, introduction, death); other un-named spies (villains, introduction for all, all die) |
| 2 | - | comic story | 8 | pencils: Charles A. Winter; inks: Charles A. Winter | The Black Lion [George Davis]; The Cub [Larry Davis] (George's nephew); Linda Dale (villain, introduction); Blitz (villain); Kurt Grun (villain, introduction) |
| 3 | Zino's Bombing Plot | comic story | 8 | | Zino (villain, introduction) |
| 4 | The Framing of Bill Mattson | comic story | 6 | pencils: Chuck Munson; inks: Munson Paddock | Jack Carstairs (villain, introduction); Bill Mattson (introduction) |
| 5 | The Murder of "Lord Cowper" | comic story | 8 | script: Vic Todd; pencils: Vic Todd; inks: Vic Todd | Klun (villain, introduction); Bundists (villain, introduction); Lance Miller and his gang (villain, introduction); Lord Cowper's double (villain, introduction, death); Lord Cowper (introduction) |
| 6 | Jungle Manhunt | text story | 2 | script: N. N. Nathaniel | |
| 7 | The Pencil Racket | comic story | 8 | script: Arthur Dean; pencils: Roland Patenaude; inks: Roland Patenaude | Bennman (villain, introduction, death) |
| 8 | The Sky Pirate | comic story | 6 | | Lt. Blohm (villain, introduction); Manuel (villain, introduction) |
| 9 | Niki Comso's Train Sabotage Plot | comic story | 5 | script: Willis B. Rensie; pencils: Willis B. Rensie; inks: Willis B. Rensie | Niki Comso (villain, introduction) |