| Executive Producer |
Jean-Martial Lefranc |
| Art Director |
Philippe Ulrich |
| Project Leader |
Christian D'Amecourt |
| Producer |
Philippe Bayle |
| Playtesting Manager |
Jean-Luc Hadi |
| Localisation / Translation |
Christophe Nguyen, Candice Pradeau |
| Graphics / Artwork |
José Fouzar-Alcala |
Cryo Studios North America |
| Developed by |
Cryo Studios North America |
| Executive Producer |
Olivier Lebourg |
| Game Design |
Jason Beck, Brian Blair, Dan Hamel, Olivier Lebourg, Dmitri Salcedo, Joshua Scurran, Garett Smith, Simon Strange, Mark Thurow |
| Story |
Olivier Lebourg, Mike Mignola |
| Dialogue |
Olivier Lebourg, Mike Mignola |
| Original Concept |
Yannick Bachelart, Bruno Galet, Olivier Lebourg, Laurent Ledru, Benoit Munoz |
| Level Design |
Jason Beck, Brian Blair, Dan Hamel, Dmitri Salcedo, Joshua Scurran, Simon Strange, Mark Thurow |
| Original Design |
Garett Smith |
| Models |
Jason Chappell, Scott Mayhew, Garett Smith |
| Textures |
Jason Chappell, Scott Mayhew, Garett Smith |
| Character Animation |
Scott Mayhew, Lee Williamson |
| Interface |
Patrick Charpenet |
| Additional Art |
Jason Beck |
| Programming Engine |
Eric Cha, Dmitri Salcedo, John Stenersen |
| Programming Tools |
Eric Cha, Dmitri Salcedo, John Stenersen |
| Windows Version |
Eric Cha, Dan Hamel, Dmitri Salcedo, John Stenersen, Greg Williams |
| Sound |
Gilles Sivilotto |
| Music |
Gilles Sivilotto |
| Sound Effects |
Thierry Prost, Joshua Scurran |
| Based On the Hellboy Comic Book by |
Mike Mignola |
| Produced by |
Cryo |
| Published by |
Cryo |
| Business Manager, Cryo Studios North America |
Herve Garcia |
Cryo France |
| CEO |
Jean-Martial Lefranc |
| Artistic Director |
Philippe Ulrich |
| General Manager |
Christian D'Amecourt |
| Production Director |
Philippe Bayle |
| Testing Service, Testing Manager |
Jean-Luc Hadi |
| Testing Service, Lead Testers |
Sylvain Poully, Jean Claude Fernandes |
| Testing Service, Play Testers |
Cédric Michéa, Pascal Merckhoffer, Régis Lenoir, Olivier Bailly, Frédérick Gaudel, Gregory Courdavault |
| Head of Legal Department |
François Breuillier |
| Purchasing Department |
Carine Lapouméroulie, Bastien Lepetit (The Small) |
| Sales Department |
Xavier Steeg, Stéphane Grynszpan, Frédérique Barkoff, Laetitia Dufour |
| Press Service |
Mélissa Conté, Nicolas Swiatek |
| Localization |
Candice Pradeau, Christophe Nguyen |
| Marketing Director |
Michel Mimran |
| Brand Manager |
Wilfrid Vinmer |
| Assisted by |
Wandrille Pruvot, Nicolas Hembert, Bertrand Blanchenay |
| Graphic Studio, Artistic Director |
José Fouzar-Alcala |
| Graphic Studio, Artistic Director Assistant |
Odile Mousseau |
| Graphic Studio, Designers |
Isabelle Gibier, Thomas Jardini |
| Graphic Studio, Art Booklet |
6AM |
Cryo UK |
| General Manager |
Stuart Furnival |
| Sales Manager |
Matthew Hill |
| PR Manager |
Mark Allen |
| Product Manager |
Alan Wild |
Cryo Germany |
| General Manager |
Philippe Rickenberger |
| Assisted by |
Sophie |
| Marketing |
Thorsten Moe, David Markwart, Olivier Daube |
Cryo Netherland (Homesoft) |
| General Manager |
Henk Hoogendorn |
| Marketing Manager |
Jan Faber |
| Product Manager |
Saskia Burden |
Cryo Northern Countries |
| No Role |
Krister Malm |
Cryo Spain |
| No Role |
Virginia Torres-Gonzalez |
