| Issue | #20 |
| Published | August 1974 |
| Cover Price | 0.75 USD |
| Pages | 68 |
| Editing | Al Hewetson |
| Genre | horror |
| Pencils | Faba |
| Inks | Faba |
| Reprinted | in 1974 Nightmare Yearbook, The (Skywald, 1974 series) #1 [as inside back cover ad] |
| Genre | horror |
| Script | Zesar Lopez |
| Pencils | Zesar Lopez |
| Inks | Zesar Lopez |
| Notes | Frontispiece |
| Genre | horror |
| Script | Al Hewetson |
| Pencils | Jose Cardona |
| Inks | Jose Cardona |
| Genre | horror |
| Script | Al Hewetson |
| Letters | typeset |
| Letters | Typeset |
| Notes | Revealed that subscriptions for Skywald magazines were no longer currently available, reflecting Skywald’s uncertain future as Marvel & Marvel’s distributor ate up valuable shelf space on the magazine stands. |
| Genre | horror |
| Pencils | Jose Martin Sauri |
| Inks | Jose Martin Sauri |
| Genre | horror |
| Script | Ed Fedory |
| Pencils | Antonio Borrell |
| Inks | Antonio Borrell |
| Genre | horror |
| Script | Al Hewetson |
| Pencils | Maelo Cintron |
| Inks | Maelo Cintron |
| Letters | typeset |
| Genre | horror |
| Script | Edgar Allan Poe (short-story); Al Hewetson (adaptation) |
| Pencils | Ricardo Villamonte |
| Inks | Ricardo Villamonte |
| Notes | Adaptation of short-story "The Mask of the Red Death" by Edgar Allan Poe. |
| Reprinted | in EDGAR ALLAN POE: The Masque of Red Death and Other Stories (Malibu, 1988 Series) #1 |
| Genre | horror |
| Script | Augustine Funnell |
| Pencils | Luis Collado |
| Inks | Luis Collado |
| Genre | horror |
| Script | Al Hewetson [as Howie Anderson] |
| Pencils | Antonio Borrell |
| Inks | Antonio Borrell |
| Characters | Human Gargoyles; Al Hewetson; Maelo Cintron |
| Genre | horror |
| Script | Al Hewetson |
| Pencils | Maelo Cintron |
| Inks | Maelo Cintron |
| Notes | Continued from Nightmare #19. Next in Nightmare #20. Part 7 of 9. Moved to Psycho for this issue only, probably due to the concurrent Nightmare issue being a reprint special. |
| Genre | horror |
| Notes | Inside back cover |
| Genre | horror |
| Notes | Back cover, ad for never published magazine. |