- Script
- Roy Thomas; Jean-Marc Lofficier [as R. J. M. Lofficier]; Randy Lofficier [as R. J. M. Lofficier]
- Pencils
- Joe Phillips
- Inks
- Sam de la Rosa
- Colors
- Marie Javins
- Letters
- Janice Chiang
- Genre
- superhero
- Characters
- Fantastic Five [Mr. Fantastic; The Thing; Human Torch [Johnny Storm]; Spider-Man; Invisible Girl]; Crystal; Immortus (as the Whisperer); Doctor Doom; Annihilus; Time Keepers; CAMEOS: Sise-Neg; Merlin; Kang; Avengers [Captain America [Steve Rogers]; Iron Man [Tony Stark]; Thor; Vision; Quicksilver; Hank Pym; Scarlet Witch; Hawkeye [Clint Barton]; Wasp]; Time Variant Authority; Agatha Harkness
- Synopsis
- The Time Keepers try to prevent the birth of an alternate Franklin Richards.
Part one of five. Based on What If? (Marvel, 1977 series) #1 and Fantastic Four Annual (Marvel, 1963 series) #6.
- Letters
- typeset
Statement of Ownership average number of copies in preceding 12 months: 278,242.