| 0 | Captain Marvel and Captain Marvel Jr. Proudly Present Mary Marvel | cover | 1 | pencils: C. C. Beck; inks: C. C. Beck; colors: C. C. Beck | Captain Marvel [Billy Batson]; Mary Marvel [Mary Batson]; Captain Marvel, Jr. [Freddy Freeman] |
| 1 | Contents Page | table of contents | 1 | letters: typeset | |
| 2 | Captain Marvel Introduces Mary Marvel | comic story | 12.33 | script: Otto Binder; pencils: Marc Swayze; inks: Marc Swayze | Captain Marvel [Billy Batson]; Mary Marvel [Mary Batson, aka Mary Bromfield] (Billy Batson's twin sister, introduction, origin); Billy Batson; Sterling Morris; Percy Pill; Sarah Primm (Billy and Mary's nurse, death); Captain Marvel, Jr. [Freddy Freeman]; The Wizard Shazam |
| 3 | Giggle Gags | cartoon | 1 | | |
| 4 | Captain Marvel Fights a Nightmare | comic story | 13 | pencils: Dave Berg; inks: Dave Berg | Captain Marvel [Billy Batson]; Steamboat; Sterling Morris; Billy Batson; Professor Archimedes Bram |
| 5 | Killer in the North | text story | 2 | script: Carl Formes | John Macfane; Red Andrews (crook) |
| 6 | The What-Not Adventure | comic story | 10 | script: Alfred Bester, Marc Swayze; pencils: C. C. Beck; inks: C. C. Beck | Captain Marvel [Billy Batson]; Billy Batson; Sterling Morris; Mrs. Thorntree; Brutus Duval (crook) |
| 7 | Adventures In Stamps | comic story | 1 | inks: Joe Simon | |
| 8 | Tanks A Lot | comic story | 6 | script: Al Liederman; pencils: Al Liederman; inks: Al Liederman; letters: Al Liederman | Captain Kid |
| 9 | - | comic story | 1 | | |
| 10 | The 3 Wishes of Tim Tucker | comic story | 12 | script: Otto Binder; pencils: C. C. Beck; inks: C. C. Beck | Captain Marvel [Billy Batson]; The Wizard Shazam; Billy Batson; Steamboat; Tim Tucker; Professor Murder (villain, introduction) |
| 11 | - | promo (ad from the publisher) | 1 | pencils: ? (illustration); inks: ? (illustration); letters: typeset | |
| 12 | 6 Captain Marvel Jr. | promo (ad from the publisher) | 0.5 | pencils: ? (various); inks: ? various) | |
| 13 | 11 Bulletgirl | promo (ad from the publisher) | 0.5 | pencils: ? (various); inks: ? various) | Bulletgirl, Susan Kent |