| Issue | #28 |
| Published | March-April 1966 |
| Cover Price | 0.12 |
| Pages | 36 |
| Editing | George Kashdan |
| Notes | average circulation 182,866 |
| Genre | adventure |
| Pencils | Howard Purcell |
| Inks | Jack Adler |
| Notes | average circulation 182,866 |
| Characters | Sea Devils; Man-Fish; Manosaur; Professor Rend; International Sea Devils; Captain X |
| Genre | adventure |
| Script | Bob Haney? |
| Pencils | Howard Purcell |
| Inks | Sheldon Moldoff |
| Notes | writer id by Bob Hughes |