| Issue | #16 |
| Published | February 1955 |
| Frequency | bimonthly |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Marion McDermott |
| Notes | Indicia states "Formerly Nightmare" and "published bimonthly". Editor credit from Ownership statement in this issue. |
| Genre | Horror |
| Pencils | Matt Baker |
| Inks | Matt Baker? |
| Synopsis | A former executioner beheads his old boss and is allowed to be his own executioner. |
| Genre | Horror |
| Pencils | Joe Kubert |
| Inks | Joe Kubert |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Characters | Dr. Mark Savant; Ventro |
| Synopsis | Dr. Mark Savant heads to Genero where the inhabitants are practicing human sacrifice. There he finds a horrible monster called an Octeel. |
| Genre | Science Fiction |
| Pencils | George Tuska |
| Inks | George Tuska |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Letters | Typeset |
| Notes | Last third of page is ownership. |
| Synopsis | A future scientist discovers a way to defeat the invading Sirians by disabling atomic energy. |
| Genre | Science Fiction |
| Letters | Typeset |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Synopsis | Robert MacCloran returns to his ancestral home to claim his birthright, but his evil uncle has other plans. |
| Genre | Horror |
| Pencils | Sy Barry? |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Synopsis | Gregory Harborough finds a painting of himself labelled "Portrait of Death" and is determined to find the artist. |
| Genre | Horror |
| Pencils | George Roussos (signed) |
| Inks | George Roussos (signed) |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Synopsis | Dr. Gladys Cross saves the finger of a holyman from being chopped off and gets a reward in return. |
| Genre | Fact |
| Pencils | Everett Raymond Kinstler (signed) |
| Inks | Everett Raymond Kinstler (signed) |
| Notes | Jerry Bails' Who's Who mentions that all of Kinstler's work at St. John Publications was reprints. |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |
| Characters | G. Murray Levick; Captain Robert Scott |
| Synopsis | G. Murray Levick, surgeon with Captain Robert Scott, finds a thousands of dead and dying seals in the Antarctic. |
| Genre | Fact |
| Pencils | Marvin Stein (signed) [as M. Stein] |
| Inks | Marvin Stein (signed) [as M. Stein] |
| Reprinted | from Weird Thrillers (Ziff-Davis, 1951 series) # 4 |