| 0 | The Den of Doom! | cover | 1 | pencils: Al Avison; inks: Al Avison | Bucky Barnes, Bucky, Captain America, Steve Rogers |
| 1 | Contents Page | table of contents | 1 | pencils: Al Avison; inks: Al Avison | Bucky Barnes, Bucky, Captain America, Steve Rogers |
| 2 | The Tunnel of Terror! | comic story | 20 | script: Otto Binder; pencils: Al Avison; inks: Syd Shores | Bucky Barnes, Bucky, Captain America, Sergeant Duffy, Steve Rogers, Elizabeth Ross |
| 3 | - | promo (ad from the publisher) | 1 | pencils: Al Avison; inks: Al Avison | Captain America [Steve Rogers] |
| 4 | To the Land of Nod | comic story | 10 | script: Stan Lee; pencils: Chad Grothkopf; inks: Chad Grothkopf | The Imp; Jefferson Vandermeer; Morpheus (introduction, god of sleep--Timely's Sandman!); Nightmare (Morpheus' horse) |
| 5 | Captain America's War Fund | public service announcement | 2 | script: Martin Goodman; pencils: Al Avison; inks: Al Avison | Bucky Barnes, Bucky, Captain America, Steve Rogers |
| 6 | - | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | Sub-Mariner [Prince Namor] |
| 7 | The Secret of Lost River Cave | text story | 2 | letters: typeset | Dave; Sam; Mr. Lewis (grocery store owner) |
| 8 | The Invasion From Mars | comic story | 20 | script: Otto Binder; pencils: Al Avison; inks: Al Avison | Bucky Barnes, Bucky, Captain America, Sergeant Duffy, Steve Rogers |
| 9 | The Human Torch | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | The Human Torch [Jim Hammond] |
| 10 | The Substitute Secret Stamp | comic story | 7 | script: Stan Lee; pencils: Don Rico; inks: Don Rico | The Secret Stamp [Roddy Colt]; Spud Sickles; Jerry Dash (news reporter); Mary Sickles; Mr. Corbey; Grandma (villain, introduction); Butch (villain); un-named spy (villain) |
| 11 | Captain America Secret Club News | letters page | 1 | pencils: Al Avison; inks: Al Avison | Bucky Barnes, Bucky, Captain America, Steve Rogers |