- Script:
- Bill Finger
- Pencils:
- Dick Sprang
- Inks:
- Sheldon Moldoff
- Colors:
- ?
- Letters:
- ?
- Genre:
- superhero
- Characters:
- Future Man [Rak Durr](intro); Carter Nichols; Kryptonite; Whirly-Bats; Thor; Alfred; Ace; Bat-Cave; Superman robot; Superman [Clark Kent]; Batman [Bruce Wayne]; Robin [Dick Grayson]; Jon Durr; Commissioner Gordon
- Synopsis:
- Superman and Batman chase the mysterious time-traveling Future Man into the future and the past. The Future Man combines kryptonite with Thor's hammer to create a future weapon.
- Reprints: show reprint note before migration
Klein/Reed say Paris inks; This is Dick Sprang's last story. Credits by Craig Delich and Pat Lang 2/05.
- Script:
- Henry Boltinoff
- Pencils:
- Henry Boltinoff
- Inks:
- Henry Boltinoff
- Letters:
- Henry Boltinoff
in between parts 1 and 2 of first story.