- Stan Lee
- Jack Kirby; Steve Ditko (see notes)
- Dick Ayers; Steve Ditko (see notes)
- Stan Goldberg
- Artie Simek
- Job Number:
- The Fantastic Four [Mr. Fantastic [Reed Richards]; the Invisible Girl [Sue Storm]; the Thing [Ben Grimm]; the Human Torch [Johnny Storm]]; the Molecule Man (introduction, origin); the Watcher [Uatu]; The Yancy Street Gang; Alicia Masters
- The Watcher asks the Fantastic Four to stop a new menace who could destroy the whole universe: the Molecule Man.
The third panel on page 17 was redrawn by Steve Ditko. Ditko info by Bob Bailey, 2005-03-19 (Per Sandell ed.)
- Stan Lee
Letters of comment from James Maupin; Anonymous; Wayne Shepard; Richard Cohen; Mark Gruenwald (as Fantastic Four Fan Club secretary); Dana Riell; Karl Spence; John Furek; Don Keefer; Kevin Shields; and George R. Martin.
Per the author of the fantasy series Game of Thrones, George R. R. Martin, his fan letter here was his first published work (as per interview given on 14 July 2012 on the G4 cable network show, Comic-Con Live),