• 
  Guillermo del Toro

  regizor

• 
  Peter Briggs

  scenarist
• 
  Mike Mignola

  scenarist
• 
  Guillermo del Toro

  scenarist

• 
  Selma Blair

  Liz Sherman
• 
  Rupert Evans

  John Myers
• 
  Ron Perlman

  Hellboy
• 
  Karel Roden

  Grigori Rasputin

• 
  John Hurt

  Trevor "Broom" Bruttenholm
• 
  Tara Hugo

  dr. Jenkins
• 
  Stephen Fisher

  Quarry
• 
  Rory Copus
• 
  Richard Haas
• 
  Ladislav Beran

  Karl Ruprecht Kroenen
• 
  Kevin Trainor

• 
  Jo Eastwood
• 
  Jim Howick

  caporalul Matlin
• 
  Jeffrey Tambor

  Tom Manning
• 
  Jan Holicek
• 
  James Babson

  agentul Moss
• 
  Garth Cooper

  agentul Stone
• 
  Emilio Navarro
• 
  Doug Jones

  Abe Sapien
• 
  Daniel Aarsman
• 
  Corey Johnson

  agentul Clay
• 
  Charles Grisham
• 
  Brian Steele

  Sammael
• 
  Brian Caspe

  agentul Lime
• 
  Biddy Hodson

  Ilsa Haupstein
• 
  Bettina Ask
• 
  Angus MacInnes

  sergentul Whitman
• 
  Andrea Miltner

  dr. Marsh
• 
  Alvaro Navarro
• 
  Mark Taylor
• 
  Guillermo del Toro

• 
  Patrick J. Palmer

  producător
• 
  Mike Richardson

  producător
• 
  Lloyd Levin

  producător
• 
  Lawrence Gordon

  producător
• 
  Mike Mignola

  producător
• 
  Guillermo Navarro

  imagine
• 
  Wendy Partridge

  costume
• 
  Peter Amundson

  montaj
• 
  Marco Beltrami

  coloană sonoră
• 
  Stephen Scott

  design de producţie
• 
  Simon Wakefield

  decoruri
• 
  Hilton Rosemarin

  decoruri