| Person | Type | Job | Role(s) |
|---|---|---|---|
 Josh Oreck | Crew | Production | Producer |
 Yuri Ramondelli | Crew | Writing | Writer |
 Adam West | Cast | Actor | Self |
 Alan Burnett | Cast | Actor | Self |
 Andrea Romano | Cast | Actress | Self |
 Bradley Cooper | Cast | Actor | Self |
 Bruce Timm | Cast | Actor | Self |
 Chris McKay | Cast | Actor | Self |
 Christian Bale | Cast | Actor | Self |
 Christopher Nolan | Cast | Actor | Self |
Dan Didio | Cast | Actor | Self |
 David Ayer | Cast | Actor | Self |
 Emma Thomas | Cast | Actress | Self |
 Emma Tillinger Koskoff | Cast | Actress | Self |
 Frank Miller | Cast | Actor | Self |
 Geoff Johns | Cast | Actor | Self |
 Heath Ledger | Cast | Actor | Self (archive footage) |
 Jack Nicholson | Cast | Actor | Self |
 Jared Leto | Cast | Actor | Self |
 Jay Oliva | Cast | Actor | Self |
 Joaquin Phoenix | Cast | Actor | Self |
 Kevin Conroy | Cast | Actor | Narrator (voice) |
 Maggie Gyllenhaal | Cast | Actress | Self |
 Mark Hamill | Cast | Actor | Self |
 Michael Uslan | Cast | Actor | Self |
 Neal Adams | Cast | Actor | Self |
 Paul Dini | Cast | Actor | Self |
 Stan Lee | Cast | Actor | Self (archive footage) |
 Tim Burton | Cast | Actor | Self |
 Todd Phillips | Cast | Actor | Self |
 Will Arnett | Cast | Actor | Self |
 William Dozier | Cast | Actor | Self (archive footage) |
 Zach Galifianakis | Cast | Actor | Self |
 Dennis O'Neil | Cast | Actor | Self |
 James Tucker | Cast | Actor | Self |
 Jenette Kahn | Cast | Actress | Self |
 Jim Lee | Cast | Actor | Self |
 John Stephens | Cast | Actor | Self |
 Margot Robbie | Cast | Actress | Self |
 Grant Morrison | Cast | Self | |
 Jerry Robinson | Cast | Actor | Self (archive footage) |
 Brian Bolland | Cast | Self | |
Mike Carlin | Cast | Actor | Self |
Klaus Janson | Cast | Self | |
| Person | Type | Job | Role(s) |
