| Issue | #15 |
| Published | November-December 1974 |
| Frequency | bi-monthly |
| Cover Price | 0.60 USD |
| Pages | 100 |
| Editing | Julius Schwartz; E. Nelson Bridwell (assistant editor) |
| Notes | Theme: Scientists and inventors. |
| Characters | Marvel Family [Captain Marvel [Billy Batson]; Captain Marvel, Jr. [Freddy Freeman] (inset); Mary Marvel [Mary Batson] (inset)]; Mr. Tawky-Tawny (inset); Lex Luthor; Mr. Mind; Superman; Dr. Sivana (inset); Zotan (inset) |
| Genre | superhero |
| Pencils | Bob Oksner |
| Inks | Bob Oksner |
| Notes | Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. [August 2007] |
| Reprinted | In Showcase Presents Shazam (DC, 2007 series) #1 |
| Characters | Marvel Family [Captain Marvel [Billy Batson]; Captain Marvel, Jr. [Freddy Freeman] (on a poster); Mary Marvel [Mary Batson] (on a poster)] |
| Genre | superhero |
| Characters | Captain Marvel [Billy Batson]; Mr. Mind (villain); Lex Luthor (villain); Superman (cameo); Mr. Tawky-Tawny (cameo) |
| Synopsis | Luthor builds a magic accumulator to use against Superman but it accidentally transports Luthor to Captain Marvel's universe. Luthor teams with Mr. Mind to try to destroy Captain Marvel by locking Billy Batson in a water tank with a hammerhead shark. |
| Genre | superhero |
| Script | Denny O'Neil |
| Pencils | Bob Oksner |
| Inks | Tex Blaisdell |
| Notes | Story reveals that Lex Luthor and Superman live in a different universe than the Marvel Family. Credits for script and pencils confirmed from Julius Schwartz's editorial records, provided by DC Comics [May 2008]. The book credits Blaisdell with inks for this story while the editorial records credit them to Oksner. |
| Reprinted | In Showcase Presents Shazam (DC, 2007 series) #1 |
| Characters | Captain Marvel [Billy Batson]; Sivana Family [Dr. Sivana; Sivana, Jr.; Georgia]; Mr. Mind; Dr. Thomas Kilowatt; Doc Quartz; Dexter Knox; King Kull; Professor Edgewise |
| Genre | superhero |
| Script | E. Nelson Bridwell |
| Pencils | various |
| Inks | various |
| Characters | Mary Marvel [Mary Batson]; Lucy Todd |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Jack Binder ? |
| Inks | Jack Binder ? |
| Reprinted | from Marvel Family, The (Fawcett, 1945 series) #47 (May 1950) |
| Characters | Captain Marvel [Billy Batson]; Dr. Sivana (villain) |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Pete Costanza |
| Inks | Pete Costanza |
| Reprinted | from Marvel Family, The (Fawcett, 1945 series) #50 (August 1950) |
| Characters | Captain Marvel [Billy Batson] |
| Genre | superhero |
| Script | E. Nelson Bridwell |
| Pencils | various |
| Inks | various |
| Characters | Marvel Family [Captain Marvel [Billy Batson]; Captain Marvel, Jr. [Freddy Freeman]; Mary Marvel [Mary Batson]]; Mrs. Wagner; Zotan (villain); Red O'Reilly; Shazam |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Kurt Schaffenberger |
| Inks | Kurt Schaffenberger |
| Notes | Chapter One: "The Conqueror of All Earth" (6 pages); Chapter Two: "The Trap of No Escape" (6 pages); Chapter Three: "All History Enslaved" (6 pages) |
| Reprinted | from Marvel Family, The (Fawcett, 1945 series) #88 (October 1953) |
| Characters | Hercules |
| Script | E. Nelson Bridwell |
| Letters | typeset |
| Characters | Captain Marvel [Billy Batson]; Sterling Morris; Professor Smott; Professor Sneeyer |
| Genre | superhero |
| Script | William Woolfolk |
| Pencils | C. C. Beck |
| Inks | Pete Costanza |
| Reprinted | from Captain Marvel Adventures (Fawcett, 1941 series) #53 (February 1, 1946) |
| Characters | Captain Marvel [Billy Batson]; Mr. Tawky-Tawny |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | C. C. Beck |
| Inks | C. C. Beck |
| Reprinted | from Captain Marvel Adventures (Fawcett, 1941 series) #134 (July 1952) |
| Characters | Captain Marvel [Billy Batson]; Professor Swope (villain) |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Pete Costanza |
| Inks | Pete Costanza |
| Reprinted | from Captain Marvel Adventures (Fawcett, 1941 series) #115 (December 1950) |
| Characters | Captain Marvel, Jr. [Freddy Freeman]; Jim Bellows; Professor Edgewise; "Rip-Off" Riggs |
| Synopsis | When "Rip-Off" Riggs steals Professor Edgewise's formula that turns newspaper into something harder than steel he goes on a crime spree that can only be stopped by Captain Marvel Jr. |
| Genre | superhero |
| Script | E. Nelson Bridwell |
| Pencils | Kurt Schaffenberger |
| Inks | Kurt Schaffenberger |
| Notes | This story literally came to its writer in a dream! Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics [May 2008]. |
| Reprinted | In Showcase Presents Shazam (DC, 2007 series) #1 |
| Script | E. Nelson Bridwell |
| Letters | typeset |