Ron Perlman в ролята на Hellboy (voice)
Selma Blair в ролята на Liz Sherman (voice)
Doug Jones в ролята на Abe Sapien (voice)
Peri Gilpin в ролята на Professor Kate Corrigan (voice)
Gwendoline Yeo в ролята на Kitsune (voice)
Dee Bradley Baker в ролята на Lightning / Kappa / Pilot (voice)
Phil LaMarr в ролята на Bureau Member / Pilot / Additional Voices (voice)
Mitchell Whitfield в ролята на Russell Thorne (voice)
Kim Mai Guest в ролята на Additional Voices (voice)
Michael Hagiwara в ролята на Additional Voices (voice)
Yuriana Kim в ролята на Additional Voices (voice)
Clyde Kusatsu в ролята на Additional Voices (voice)
Liza del Mundo в ролята на Additional Voices (voice)
Paul Nakauchi в ролята на Additional Voices (voice)
James Sie в ролята на Additional Voices (voice)
