- Script
- Barry Kitson (plot); Tom Peyer (script)
- Pencils
- Jeffrey Moy
- Inks
- W. C. Carani
- Colors
- Tom McCraw
- Letters
- Albert DeGuzman
- Genre
- superhero
- Characters
- Spark; Ultra Boy (cameo); Star Boy (cameo); Umbra (cameo)
The post Zero Hour origin of Spark.
- Script
- Frank Berrios
- Letters
- typeset
background on Jeffrey Moy, W. C. Carani, Albert DeGuzman