Title only, embossed on black cover.
- Alan Moore
- Rick Veitch
- Al Williamson
- Tatjana Wood
- John Costanza
- Job Number
- Superman [Clark Kent]; Swamp Thing; Lana Lang; Dr. Everett; Flash [Barry Allen] (cameo); Wonder Woman [Diana Prince] (cameo); Batman [Bruce Wayne] (cameo); Jimmy Olsen (cameo); Bloodmorel (a fungus)
- Clark comes in contact with a fungus from Krypton that will eventually kill him. Driving south due to his powers intermittently failing, he crashes in a swamp and stumbles upon the one creature that might help him-- Swamp Thing.
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics.
- Curt Swan [as Swanderson] (signed)
- Murphy Anderson [as Swanderson] (signed)
- Anthony Tollin
- Superman [Clark Kent]; Bizarro; Prankster; Toyman; Lex Luthor; Brainiac; Metallos; Legion of Super-Heroes (obscured)
Colors credit confirmed by Anthony Tollin.
Cover art is an homage to the cover of Superman Annual (DC, 1960 series) #1.