- Script
- Denny O'Neil
- Pencils
- Dick Giordano
- Inks
- Dick Giordano
- Letters
- ?
- Editing
- Denny O'Neil (original editor)
- Job Number
- Z-105
- Genre
- superhero
- Characters
- Dr Cyber; Dr Moon; Jonny Double; I-Ching
- Reprints
This story is not titled -- the title is from the cover.
- Script
- Dave Wood
- Pencils
- Gil Kane (signed)
- Inks
- Gil Kane (signed)
- Letters
- Stan Starkman
- Editing
- Jack Schiff (original editor)
- Job Number
- J-1397
- Genre
- superhero
- Reprints
This printing of the story includes a job number and is sourced from Adventure Comics (DC, 1938 series) #414 (January 1972).