| 0 | The Game of Secret Identities! | cover | 1 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | Batman, Dick Grayson, Clark Kent, Robin, Superman, Bruce Wayne |
| 1 | What's Wrong with These Pictures? | public service announcement | 1 | script: Jack Schiff; pencils: Bernard Baily; inks: Bernard Baily; letters: Ira Schnapp | |
| 2 | Part I: The Game of Secret Identities! | comic story | 9 | script: Edmond Hamilton; pencils: Curt Swan; inks: Sheldon Moldoff; letters: Joe Letterese | Batman, The Composite Superman First, Dick Grayson, Clark Kent, Robin, Superman, Bruce Wayne, Joe Meach First |
| 4 | - | comic story | 0.67 | script: Henry Boltinoff; pencils: Henry Boltinoff; inks: Henry Boltinoff; letters: Henry Boltinoff | Super-Turtle |
| 6 | 80 Page Giant Magazine; Superman | promo (ad from the publisher) | 0.5 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | |
| 8 | Part II: The Super Detective! | comic story | 8 | script: Edmond Hamilton; pencils: Curt Swan; inks: Sheldon Moldoff; letters: Joe Letterese | Batman, Dick Grayson, Clark Kent, Robin, Superman, Bruce Wayne |
| 10 | - | letters page | 1 | script: E. Nelson Bridwell; pencils: Curt Swan; inks: George Klein | |
| 12 | The Congorilla of Space | comic story | 7 | script: Robert Bernstein; pencils: Howard Sherman; inks: Howard Sherman; letters: Joe Letterese | Congorilla; Janu; Congo Bill; Alien Congorilla (purple with four arms) |
| 13 | 80 Page Giant Magazine; Superboy | promo (ad from the publisher) | 0.5 | pencils: Curt Swan; inks: George Klein; letters: Ira Schnapp | |
| 15 | 10 Issues of World's Finest for Only $1.00 | promo (ad from the publisher) | 1 | letters: typeset | |