Short documentary about The Flash from comic book creation to film and television hero.
| Actor | Role |
|---|---|
 Grant GustinSelf | Self |
 Ezra MillerSelf | Self |
 Andy MuschiettiSelf | Self |
 Geoff JohnsSelf | Self |
 Christina HodsonSelf | Self |
 Barbara MuschiettiSelf | Self |
 Mark WaidSelf | Self |
 Marv WolfmanSelf | Self |
| JJoshua WilliamsonSelf | Self |
| JJeremy AdamsSelf | Self |
| FFrancis ManapulSelf | Self |
| JJulius SchwartzSelf (archive footage) | Self (archive footage) |
 Grant MorrisonSelf | Self |
 Carmine InfantinoSelf (archive footage) | Self (archive footage) |
 John Wesley ShippSelf | Self |
 Michael RosenbaumSelf | Self |
 Bruce TimmSelf | Self |
 Zack SnyderSelf | Self |