- Script:
- Len Wein
- Pencils:
- Dick Dillin
- Inks:
- Dick Giordano
- Colors:
- ?
- Letters:
- Ben Oda
- Job Number:
- S-1362
- Genre:
- superhero
- Characters:
- Superman; Batman; Hawkman [Katar Hol]; Aquaman; The Flash [Barry Allen]; Green Arrow; Black Canary; The Atom [Ray Palmer]; Green Lantern [Hal Jordan]; Wonder Woman (flashback) (all as the Justice League of America/JLA); Hector Hammond (villain); Despero (flashback); Professor Amos Fortune (flashback); Kanjar Ro (flashback); The Key (flashback); Amazo (flashback, cameo); The Shaggy Man (villain)
- Reprints:
Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (May 2007).