| Issue | #217 |
| Published | April 1980 |
| Cover Price | 0.40 |
| Pages | 36 |
| Editing | Mark Gruenwald; Morrie Kuramoto (Assistant) |
| Notes | Letters page commentary by Mark Gruenwald. |
| Characters | Mr. Fantastic; Invisible Girl; Human Torch; The Thing; H.E.R.B.I.E. |
| Genre | superhero |
| Pencils | Joe Sinnott |
| Inks | Joe Sinnott |
| Letters | Gaspar Saladino |
| Notes | Letters page commentary by Mark Gruenwald. |
| Characters | FEATURE: Fantastic Four--Mr. Fantastic; Invisible Girl; Human Torch; The Thing; GUEST: Dazzler; VILLAINS: H.E.R.B.I.E.; Dr. Sun; CAMEO FLASHBACK: Quasar; Living Sphinx |
| Synopsis | Reed has H.E.R.B.I.E. help him beef up security in the Baxter Building little knowing that something is very wrong with his robot. |
| Genre | superhero |
| Script | Marv Wolfman (Co-Plot); Bill Mantlo |
| Pencils | John Byrne (breakdowns); Joe Sinnott (finished art) |
| Inks | Joe Sinnott |
| Colors | Bob Sharen |
| Letters | John Costanza |