Obsada:

• Ron Perlman Hellboy
• John Hurt Trevor 'Broom' Bruttenholm
• Selma Blair Liz Sherman
• Rupert Evans John Myers
• Karel Roden Grigori Rasputin
• Jeffrey Tambor Tom Manning
• Doug Jones Abe Sapien
• Brian Steele Sammael
• Ladislav Beran Karl Ruprecht Kroenen
• Biddy Hodson Ilsa Haupstein
• Corey Johnson Agent Clay
• Kevin Trainor Young "Broom"
• Brian Caspe Agent Lime
• James Babson Agent Moss
• Stephen Fisher Agent Quarry
• Garth Cooper Agent Stone
• Angus MacInnes Sgt. Whitman
• Jim Howick Cpl. Matlin
• Mark Taylor Truck Driver
• Daniel Aarsman Kid
• Bettina Ask Kid
• Alvaro Navarro Kid
• Emilio Navarro Kid
• Rory Copus Kid on Rooftop
• Tara Hugo Doctor Jenkins
• Richard Haas Second Doctor
• Andrea Miltner Doctor Marsh
• Jo Eastwood Down's Patient
• Charles Grisham Museum Guard
• Jan Holicek Museum Guard
• Jeremy Zimmerman Lobby Guard
• Monty L. Simons Orderly
• Pavel Cajzl Sherpa Guide
• Andrea Stuart Girl with Kittens
• William Hoyland Von Krupt
• Millie Wilkie Young Liz
• Bob Sherman Television Host
• Ellen Savaria Blonde Television Reporter
• Petr Sekanina German Scientist
• Ales Kosnar German Scientist
• Justin Svoboda Young Guy
• Winter Ave Zoli Girlfriend
• Santiago Segura Train Driver
• Albert Moy Train Driver
• Dennison Betram Cab Driver
• David Hyde Pierce Abe Sapien
• Todd Kramer Radioman
• Michael Lindsay Ochroniarz
• Mike Mignola Knight
• Guillermo del Toro Guy Dressed as Dragon
• Helene Wilson Liz Sherman's Mother