| Issue | #21 |
| Published | June-July 1972 |
| Frequency | bi-monthly |
| Cover Price | 0.25 USD |
| Pages | 52 |
| Editing | Murray Boltinoff |
| Characters | Mordred |
| Genre | Horror |
| Pencils | Nick Cardy |
| Inks | Nick Cardy |
| Notes | Cover art credits from The Art of Nick Cardy (John Coates, Vanguard Productions, 2001) |
| Characters | Mordred; Mildred; Cynthia |
| Genre | horror |
| Pencils | George Tuska |
| Inks | George Tuska |
| Notes | Part of framing sequence |
| Characters | Cynthia (host) |
| Genre | War; Horror |
| Pencils | Nestor Redondo |
| Inks | Nestor Redondo |
| Genre | Horror |
| Pencils | Ruben Moreira |
| Inks | Ruben Moreira |
| Reprinted | from House of Secrets (DC, 1956 series) #42 (March 1961). |
| Genre | Horror |
| Script | Murray Boltinoff [as Bill Dennehy] |
| Pencils | Jerry Grandenetti |
| Inks | Jerry Grandenetti |
| Genre | Horror |
| Script | Murray Boltinoff |
| Pencils | John Calnan |
| Inks | Vince Colletta |
| Genre | Horror |
| Pencils | Nick Cardy |
| Inks | Nick Cardy |
| Reprinted | From House of Secrets (DC, 1956 series) #19 (April 1959) |
| Characters | Mildred (host) |
| Genre | Horror |
| Pencils | Jack Sparling |
| Inks | Jack Sparling |