| 0 | - | cover | 1 | pencils: Bernie Wrightson; inks: Bernie Wrightson; colors: Drew Moore | |
| 1 | Showcase Presents The House of Mystery Volume Three | credits, title page | 6 | pencils: Bernie Wrightson; inks: Bernie Wrightson | |
| 2 | House of Mystery #212 | cover reprint (on interior page) | 1 | pencils: Mike Kaluta; inks: Mike Kaluta | |
| 3 | Ever After | comic story | 8 | pencils: John Calnan; inks: Murphy Anderson | |
| 4 | Oh, Mom! Oh, Dad! You've Sent Me Away to Summer Camp... and I'm So Sad! | comic story | 8 | script: Michael Fleisher, Maxene Fabe; pencils: Alex Niño; inks: Alex Niño | |
| 5 | Halfway to Hell | comic story | 6 | script: Jack Oleck; pencils: Rubeny; inks: Rubeny | |
| 6 | House of Mystery #213 | cover reprint (on interior page) | 1 | pencils: Bernie Wrightson; inks: Bernie Wrightson | |
| 7 | Back from the Realm of the Damned | comic story | 6 | script: John Albano; pencils: Alex Niño; inks: Alex Niño | |
| 8 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 9 | The Other Side! | comic story | 6 | script: Steve Skeates; pencils: Romy Gamboa; inks: Romy Gamboa | |
| 10 | In His Own Image! | comic story | 10 | script: Jack Oleck; pencils: Adolfo Buylla; inks: Adolfo Buylla | |
| 11 | House of Mystery #214 | cover reprint (on interior page) | 1 | pencils: Bernie Wrightson; inks: Bernie Wrightson | |
| 12 | Curse of the Werewolf | comic story | 7 | script: Jack Oleck; pencils: Rubeny; inks: Rubeny | |
| 13 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés; letters: Sergio Aragonés | |
| 14 | The Death Clock | comic story | 7 | script: Mark Evanier, Robert Kanigher; pencils: Sonny Trinidad; inks: Sonny Trinidad | |
| 15 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 16 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 17 | The Shaggy Dog | comic story | 6 | script: Steve Skeates; pencils: Nestor Redondo; inks: Nestor Redondo | |
| 18 | House of Mystery #215 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 19 | The Man Who Wanted Power Over Women | comic story | 6 | script: Michael Fleisher, Maxene Fabe; pencils: Rico Rival; inks: Rico Rival | |
| 20 | Your Corpse Shall Carve! | comic story | 7 | script: George Kashdan; pencils: Gerry Talaoc; inks: Gerry Talaoc | |
| 21 | - | cartoon | 1 | script: Sergio Aragonés; pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 22 | Brain Food | comic story | 8 | script: Maxene Fabe; pencils: Fred Carrillo; inks: Fred Carrillo | |
| 23 | House of Mystery #216 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 24 | Look into My Eyes... and Kill! | comic story | 8 | script: John Albano; pencils: Tony DeZuniga; inks: Tony DeZuniga | |
| 25 | Graveyard Shift | comic story | 8 | pencils: Bernard Baily; inks: Bernard Baily | |
| 26 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 27 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 28 | Special Sale: Canned Death 1/2 Off! | comic story | 4 | script: Doug Moench; pencils: Abe Ocampo; inks: Abe Ocampo | |
| 29 | House of Mystery #217 | cover reprint (on interior page) | 1 | pencils: Berni Wrightson; inks: Berni Wrightson | |
| 30 | This Ghost-Town Is Haunted! | comic story | 8 | script: Sheldon Mayer; pencils: Nestor Redondo; inks: Nestor Redondo | |
| 31 | Hoodoo You Trust? | comic story | 8 | script: E. Nelson Bridwell; pencils: Gerry Talaoc; inks: Gerry Talaoc | |
| 32 | Swamp-God! | comic story | 6 | script: Steve Skeates, John Jacobson; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 33 | House of Mystery #218 | cover reprint (on interior page) | 1 | pencils: George Evans; inks: George Evans | |
| 34 | The Abominable Ivy | comic story | 11 | script: Michael Fleisher, Russell Carley; pencils: Gerry Talaoc; inks: Gerry Talaoc | |
| 35 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 36 | An Ice Place to Visit | comic story | 8 | script: Michael Fleisher, Russell Carley; pencils: Frank Thorne; inks: Frank Thorne | |
| 37 | House of Mystery #219 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 38 | "Oh, hello... Welcome to the House of Mystery! | foreword, introduction, preface, afterword | 1 | pencils: Berni Wrightson; inks: Berni Wrightson | Cain; Abel |
| 39 | The Curse of the Crocodile! | comic story | 11 | script: Michael Fleisher, Russell Carley; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 40 | Pledge to Satan | comic story | 8 | script: Sheldon Mayer; pencils: Nestor Redondo; inks: Nestor Redondo | |
| 41 | House of Mystery #220 | cover reprint (on interior page) | 1 | pencils: Nick Cardy; inks: Nick Cardy | |
| 42 | - | foreword, introduction, preface, afterword | 1 | pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 43 | They Hunt Butterflies, Don't They? | comic story | 10 | script: Michael Fleisher, Russell Carley; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 44 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 45 | The Hunter! | comic story | 8 | script: John Albano; pencils: Alex Niño; inks: Alex Niño | |
| 46 | House of Mystery #221 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 47 | Pingo! | comic story | 11 | script: Michael Fleisher, Russell Carley; pencils: Frank Thorne; inks: Frank Thorne | |
| 48 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 49 | He Who Laughs Last... | comic story | 8 | script: Len Wein; pencils: Berni Wrightson; inks: Mike Kaluta | |
| 50 | House of Mystery #222 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 51 | Vengeance Is Mine! | comic story | 10 | script: Jack Oleck; pencils: Quico Redondo; inks: Quico Redondo | |
| 52 | The Night of the Teddy Bear! | comic story | 10 | script: Michael Fleisher, Russell Carley; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 53 | House of Mystery #223 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 54 | Demon from the Deep! | comic story | 8 | script: Len Wein; pencils: E. R. Cruz; inks: E. R. Cruz | |
| 55 | Message from Beyond | comic story | 4 | script: Jack Oleck; pencils: Ralph Reese; inks: Ralph Reese | |
| 56 | Upon Reflection | comic story | 8 | script: Jack Oleck; pencils: Ramona Fradon; inks: Ramona Fradon | |
| 57 | House of Mystery #224 | cover reprint (on interior page) | 1 | pencils: Gerry Talaoc, Bill Draut, Alfredo Alcala; inks: Gerry Talaoc, Bill Draut, Alfredo Alcala | |
| 58 | Cain | foreword, introduction, preface, afterword | 1 | script: Joe Orlando; pencils: Joe Orlando; inks: Joe Orlando | |
| 59 | Night Stalker in Slim City | comic story | 9 | script: David Michelinie; pencils: Frank Robbins; inks: Frank Robbins | |
| 60 | - | cartoon | 1 | | |
| 61 | The House of Endless Years | comic story | 6.67 | script: Gerry Conway; pencils: Bill Draut; inks: Bill Draut | |
| 62 | The Deadman's Lucky Scarf | comic story | 8 | script: Michael Fleisher, David Izzo; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 63 | The Reluctant Sorcerer | comic story | 7.67 | pencils: Howard Purcell; inks: Howard Purcell | |
| 64 | Abraca-Doom! | comic story | 8.5 | script: Denny O'Neil; pencils: Berni Wrightson; inks: Berni Wrightson | |
| 65 | The One and Only, Fully Guaranteed, Super-Permanent, 100%? | comic story | 5 | script: Marv Wolfman; pencils: Dick Dillin; inks: Neal Adams | |
| 66 | The Gift That Wiped Out Time | comic story | 7.67 | pencils: Mort Meskin; inks: George Roussos | |
| 67 | Sheer Fear! | comic story | 7 | script: Sheldon Mayer; pencils: Gerry Talaoc; inks: Gerry Talaoc | |
| 68 | - | cartoon | 1 | script: Sergio Aragonés; pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 69 | The Claws of Death | comic story | 8 | script: George Kashdan; pencils: Alex Niño; inks: Alex Niño | |
| 70 | Mystery in Miniature! | comic story | 6 | script: John Broome; pencils: Jerry Grandenetti; inks: Frank Giacoia; letters: Gaspar Saladino | |
| 71 | Photo Finish! | comic story | 3 | script: Steve Skeates; pencils: Mike Sekowsky | |
| 72 | Avalanche Climbers | cartoon | 1 | script: Sergio Aragonés; pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 73 | House of Mystery #225 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 74 | - | foreword, introduction, preface, afterword | 1 | pencils: Bernie Wrightson; inks: Bernie Wrightson | |
| 75 | The Man Who Died Twice | comic story | 8 | script: Jack Oleck; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 76 | Mystery Maze | activity | 1 | script: Bob Rozakis | |
| 77 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 78 | Master of the Unknown | comic story | 6 | pencils: Jack Kirby; inks: Jack Kirby | |
| 79 | Fireman, Burn My Child! | comic story | 11 | script: Michael Fleisher, Russell Carley; pencils: Frank Thorne; inks: Frank Thorne | |
| 80 | Does Your Hand Have Any of These Lines? | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 81 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 82 | The Curse of the MacIntyres | comic story | 25 | pencils: Don Heck; inks: Don Heck | |
| 83 | See No Evil | comic story | 6 | script: Jack Oleck; pencils: Alex Niño; inks: Alex Niño | |
| 84 | The Hairy Shadows | comic story | 8 | script: Manly Wade Wellman; pencils: Murphy Anderson; inks: Joe Giella; letters: Gaspar Saladino | |
| 85 | Shadow Show | comic story | 4.67 | script: Mark Hanerfeld; pencils: Jack Sparling; inks: Jack Sparling | |
| 86 | This One'll Scare You to Death! | comic story | 5 | script: George Kashdan, David Kasakove; pencils: E. R. Cruz; inks: E. R. Cruz | |
| 87 | House of Mystery #226 | cover reprint (on interior page) | 1 | pencils: Luis Dominguez; inks: Luis Dominguez | |
| 88 | - | foreword, introduction, preface, afterword | 1 | pencils: Pat Broderick; inks: Pat Broderick | |
| 89 | Garden of Evil | comic story | 9 | script: Jack Oleck; pencils: Alfredo Alcala; inks: Alfredo Alcala | |
| 90 | Room 13 | activity | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 91 | Teddy Doesn't Seem to Smile Anymore! | comic story | 3 | script: Martin Pasko; pencils: Frank Robbins; inks: Frank Robbins | |
| 92 | The Devil's Chessboard | comic story | 5.67 | pencils: Leonard Starr; inks: Leonard Starr | |
| 93 | The Living Nightmare! | comic story | 7.5 | script: John Broome; pencils: Carmine Infantino; inks: Bernard Sachs; letters: Gaspar Saladino | Phantom Stranger |
| 94 | Monster in the House | comic story | 9 | script: Jack Oleck; pencils: Nestor Redondo; inks: Nestor Redondo | |
| 95 | Scared to Life | comic story | 3 | script: Marv Wolfman; pencils: Berni Wrightson; inks: Berni Wrightson | |
| 96 | The School for Sorcerers | comic story | 6 | pencils: Bill Ely; inks: Bill Ely | |
| 97 | The Perfect Mate | comic story | 6 | script: Robert Kanigher, M. J. Pellowski; pencils: Jess Jodloman; inks: Jess Jodloman | |
| 98 | Cain's Gargoyle | illustration | 1 | | |
| 99 | The Wishes of Doom! | comic story | 7.67 | pencils: Curt Swan; inks: George Klein | |
| 100 | The Haunted Melody | comic story | 6 | pencils: Bill Ely; inks: Bill Ely | |
| 101 | Do You Dare Enter the House of Mystery? | comic story | 3 | script: Paul Levitz; pencils: Pat Broderick, Sergio Aragonés; inks: Pat Broderick, Sergio Aragonés | |
| 102 | - | cartoon | 1 | pencils: Sergio Aragonés; inks: Sergio Aragonés | |
| 103 | Out of This World | comic story | 9 | script: Jack Oleck; pencils: Gerry Talaoc; inks: Gerry Talaoc | |
| 104 | Hidden in the House! | activity | 1 | script: Bob Rozakis | |