Credits for Peter Gillis on Spider-Man related comics and items from our database.
| Nov 1988 | Doctor Strange: Sorcerer Supreme #1 (Writer) |
| Mar 1979 | Thor (Vol. 1) #281 (Plot) |
| Feb 1980 | What If? (Vol. 1) #19 (Writer) |
| Oct 1980 | What If? (Vol. 1) #23 (Story 1) (Writer) |
| Aug 1984 | What If? (Vol. 1) #46 (Writer) |
| Aug 1988 | What The?! #1 (Writer) |