| Music Composed by / Music Composed by | John Powell |
| Music Produced by / Music Produced by | John Powell |
| Executive in Charge of Music / Executive in Charge of Music | Sunny Park |
| Executive Soundtrack Producer / Executive Soundtrack Producer | Robert Townson |
| Music Editor / Music Editor | Adam Smalley |
| Assistant Music Editor / Assistant Music Editor | Scott Johnson |
| Additional Arranging / Additional Arranging | James McKee Smith, Paul Mounsey, Dominic Lewis, Michael Mollo |
| Midi Orchestration / Midi Orchestration | James McKee Smith, Paul Mounsey, Dominic Lewis, Michael Mollo |
| Programming / Programming | James McKee Smith, Paul Mounsey, Dominic Lewis, Michael Mollo |
| Score Recorded by / Score Recorded by | Nick Wollage |
| Score Assistant Engineers / Score Assistant Engineers | Chris Barrett, Fiona Cruickshank |
| Score Recorded at / Score Recorded at | Air Studios |
| Additional Recording / Additional Recording | Shawn Murphy |
| Music Mixed by / Music Mixed by | Shawn Murphy |
| Mix Assistant Engineer / Mix Assistant Engineer | Marc Viner |
| Mix Assistant / Mix Assistant | Erik Swanson |
| Score Editor / Score Editor | David Channing |
| Score Mixed at / Score Mixed at | 5 Cat Studios |
| Supervising Orchestrator / Supervising Orchestrator | John Ashton Thomas |
| Additional Orchestrators / Additional Orchestrators | Dave Metzger, Gavin Greenaway, Germaine Franco, Jessica Wells, Stefan Schneider, Dominic Lewis |
| Music Conducted by / Music Conducted by | Gavin Greenaway |
| Choir Conducted by / Choir Conducted by | Gavin Greenaway |
| Orchestra Leader / Orchestra Leader | Perry Montague-Mason |
| Violin Solos / Violin Solos | Perry Montague-Mason |
| Hardanger Fiddle / Hardanger Fiddle | Dermot Crehan |
| Pennywhistle / Pennywhistle | Helen Keen |
| Choir / Choir | Metro Voices |
| Choir Master / Choir Master | Jenny O'Grady |
| Solo Vocalist / Solo Vocalist | Dee Lewis-Clay |
| Warpipes / Warpipes | Richard Baughman, Eric Bernard, Alastair Boase, Bobby Burke, Chris Carson, Paul Cathers, Nick Coseboom, Harry Farrar, Jennifer Febre, Alex MacGillivray, George MacGillivray, John McDonald, Karen McIlvena, Trevor Takahashi |
| Guitar / Guitar | Vivian Milanova |
| Dulcimer / Dulcimer | Vivian Milanova |
| Ethnic Wind Sampling / Ethnic Wind Sampling | Papa Ginou |
| Marimba / Marimba | Carol Andrews, Mateo Francisco |
| Percussion Sampling / Percussion Sampling | Carol Andrews, Mateo Francisco |
| Score Technical Engineer / Score Technical Engineer | Richard Robson |
| Sound Programmers / Sound Programmers | Germaine Franco, Beth Caucci |
| Orchestral Contractor / Orchestral Contractor | Isobel Griffiths Ltd. |
| Assistant Orchestral Contractor / Assistant Orchestral Contractor | Lucy Whalley |
| Music Manager / Music Manager | Charlene Ann Huang |
| Music Coordinator / Music Coordinator | Roger Tang |
| Music Clearances / Music Clearances | Julie Butchko |
| Music Production Assistants / Music Production Assistants | Emily Brailey, Jacob Merryman, John Traunwieser, Jason Waters |
| Music Business Affairs / Music Business Affairs | Dan Butler, Liz McNicoll, Jennifer Schiller |
| Mastering Engineer / Mastering Engineer | Patricia Sullivan Fourstar, Birgir Jón Birgisson |
| Mastered at / Mastered at | Bernie Grundman Mastering |
| Written by / Written by | Jónsi |
| Performed by / Performed by | Jónsi |
| Drums Played by / Drums Played by | Samuli Kosminen |
| Percussion Played by / Percussion Played by | Samuli Kosminen |
| Sampler Played by / Sampler Played by | Alex Somers |
| Produced by / Produced by | Alex Somers, Jónsi |
| Mixed by / Mixed by | Alex Somers, Jónsi |
| Engineered by / Engineered by | Alex Somers |
| Drums Engineered by / Drums Engineered by | Peter Katis |
| Percussion Engineered by / Percussion Engineered by | Peter Katis |