| 0 | - | cover | 1 | pencils: Frank Robbins, Luis Dominguez; inks: Frank Robbins, Luis Dominguez; colors: Tatjana Wood; letters: Gaspar Saladino | |
| 1 | - | foreword, introduction, preface, afterword | 1 | pencils: Alfredo Alcala; inks: Alfredo Alcala | Cain |
| 2 | The Wisdom of Many, the Wit of One | comic story | 9 | script: Doug Moench, Frank Robbins; pencils: Frank Robbins; inks: Frank Robbins | Cain (host) |
| 3 | - | cartoon | 1 | script: Sergio Aragonés; pencils: Sergio Aragonés; inks: Sergio Aragonés; letters: Sergio Aragonés | |
| 4 | Stamps of Doom! | comic story | 5.67 | pencils: Amilcar Ruben Moreira; inks: Amilcar Ruben Moreira | Cain (host); Alex Manning; Von Cramm; George Bath; Linquist; Carter |
| 5 | The Rebel | comic story | 4 | script: Michael Pellowski, Maxene Fabe; pencils: Alan Kupperberg; inks: Neal Adams | Cain (host) |
| 6 | The Wizard's Revenge | comic story | 7.67 | pencils: Bill Ely; inks: Bill Ely | Cain (host); Jim Lowery; Waldyk the Wizard |
| 7 | The Man Who Murdered Himself! | comic story | 3 | script: Otto Binder; pencils: Berni Wrightson; inks: Berni Wrightson | Cain (host) |
| 8 | House of Mystery Hidden Message | activity | 1 | script: Bob Rozakis; pencils: Bernie Wrightson; inks: Bernie Wrightson | Cain |
| 9 | Halloween Monster Cards | activity | 2 | | Cain (host); Swamp Thing |
| 10 | - | cartoon | 1 | script: Sergio Aragonés; pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 11 | A Coffin for Bonnie and Clyde! | comic story | 11.33 | script: Robert Kanigher; pencils: Jack Sparling; inks: Jack Sparling | Cain (host); Bonnie Parker; Clyde Barrow |
| 12 | Attention College Students! | text article | 0.33 | script: ? [The Editors]; letters: typeset | |
| 13 | The Dragon of Times Square | comic story | 6 | pencils: Bob Brown; inks: Bob Brown | Cain (host) |
| 14 | Free! A Lucky Room 13 Amulet for You! | activity | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 15 | - | letters page | 2 | letters: typeset | |
| 16 | Seven Steps to the Unknown | comic story | 6 | pencils: Bill Ely; inks: Bill Ely | Cain (host) |
| 17 | Wheel of Fate! | comic story | 7.67 | pencils: Carmine Infantino; inks: Frank Giacoia | Cain (host) |
| 18 | The Fireworks Man! | comic story | 12 | script: Russell Carley, Michael Fleisher; pencils: Gerry Talaoc; inks: Gerry Talaoc | Cain (host) |