- Script
- ?
- Pencils
- Jock (signed)
- Inks
- Jock (signed)
- Colors
- Jock (signed)
- Letters
- typeset
- Genre
- superhero
- Characters
- Joker
Letters from readers - Pkarate2000, Taylor Browne, Siavash Ahrar and Juan Carmona.
Preview of cover to Detective Comics (DC, 1937 series) #880.