Directing
| Phil Weinstein | Director |
| Tad Stones | Director |
Writing
| Mike Mignola | Characters |
| Tad Stones | Screenplay |
| Matthew Waynee | Screenplay |
| Karen Inwood Somers | Screenplay |
Crew
| Karen Inwood Somers | Documentation & Support |
Cast
 |
Ron Perlman | as Hellboy (voice) |
 |
Selma Blair | as Liz Sherman (voice) |
 |
Doug Jones | as Abe Sapien (voice) |
 |
Peri Gilpin | as Professor Kate Corrigan (voice) |
 |
Gwendoline Yeo | as Kitsune (voice) |