- Edmond Hamilton
- Dick Sprang
- Stan Kaye
- Batman [Clark Kent]; Robin [Dick Grayson]; Superman [Clark Kent]; Batwoman [Kathy Kane]; Elton Craig; Jor-El (flashback; cameo); Lara (flashback; cameo); Perry White (cameo); Lois Lane (cameo)
- Batwoman takes a capsule created by Jor-El that gives her super powers for 24 hours. She uses that time to try to find out Batman and Superman's secret identities.
Klein/Reed incorrectly list Paris inks.
The capsule that Batwoman takes was hidden by Elton Craig during the events of World's Finest Comics (DC, 1941 series) #87's story "The Reversed Heroes".