| Music Composed by / Music Composed by | Peter McConnell |
| Music Produced by / Music Produced by | Peter McConnell |
| Lead Sound Designer / Lead Sound Designer | Jeff Kliment |
| Music Engineered by / Music Engineered by | Jeff Kliment |
| Music Mixed by / Music Mixed by | Jeff Kliment |
| Additional Music Production / Additional Music Production | Hans Christian Reumschüssel |
| Sound Designers / Sound Designers | Nick Peck, Andy Martin, Julian Kwasneski, Clint Bajakian |
| Additional Sound Programming / Additional Sound Programming | Nick Peck |
| Sound Production Supervision / Sound Production Supervision | Michael Land, Jeff Kliment, Clint Bajakian |
| Special Voice Effects / Special Voice Effects | Jeff Kliment, Nick Skrepetos (at Human Machine Interfaces Inc.) |
| Additional Voice Processing / Additional Voice Processing | Clint Bajakian, Julian Kwasneski |
| iMUSE Music System / iMUSE Music System | Michael McMahon, Michael Land, Peter McConnell |
| Sound Department Manager / Sound Department Manager | Michael Land |
| Sound Department Coordinator / Sound Department Coordinator | Kristen Becht |
| Music Director / Music Director | Peter McConnell |
| Sound Engineer / Sound Engineer | Paul O'Rourke, Chris Lawson, Nick Mierisch, Russell Thompson |
| Music Mastering / Music Mastering | Peter McConnell, Camden Stoddard |
| Studio Sound Supervisor / Studio Sound Supervisor | Camden Stoddard |
| Clarinet / Clarinet | Ralph Carney, Sheldon Brown, Paul Hanson |
| Bass Clarinet / Bass Clarinet | Ralph Carney, Sheldon Brown |
| Contrabass Clarinet / Contrabass Clarinet | Ralph Carney |
| Slide Clarinet / Slide Clarinet | Ralph Carney |
| Baritone Sax / Baritone Sax | Ralph Carney |
| Bass Sax / Bass Sax | Ralph Carney |
| Bassoon / Bassoon | Paul Hanson |
| Alto Sax / Alto Sax | Paul Hanson |
| Tenor Sax / Tenor Sax | Paul Hanson |
| Trumpet / Trumpet | Bill Ortiz |
| Trombone / Trombone | Dan Armstrong, Shane Norman |
| Cello / Cello | Hans Christian |
| Guitars / Guitars | Clint Bajakian, Peter McConnell |
| Melodica / Melodica | Clint Bajakian |
| Charango / Charango | Martin Schafer, Peter McConnell |
| Violin / Violin | Peter McConnell |
| Bass / Bass | Derek Jones |
| Drums / Drums | Paul van Wageningen |
| Quena / Quena | Jorge Molina |
| Mix Project Manager / Mix Project Manager | Jonathan Mayer |
| Mixed by / Mixed by | Jeff Kliment, Anthony Caruso, Jory Prum |
| Mixed at / Mixed at | LucasArts, Sony Computer Entertainment America, Studio Jory |
| Conductor / Conductor | Brett Kelly |
| Orchestrated by / Orchestrated by | Karim Elmahmoudi |
| Performed by / Performed by | The Melbourne Symphony Orchestra |
| Special Projects Manager / Special Projects Manager | Andrew Pogson |
| Producer / Producer | Haig Burnell |
| Session Engineers / Session Engineers | Jory Prum, Joel Raabe |
| In Memory of / In Memory of | Paul van Weningen |
| MIDI Reorchestration / MIDI Reorchestration | Clint Bajakian, Jeremy Garren, Jonathan Buch |
| MIDI Mixing / MIDI Mixing | Clint Bajakian, Jeremy Garren, Jonathan Buch |
| Cutscenes Mixed by / Cutscenes Mixed by | Clint Bajakian, Jeremy Garren, Mallory "Ophylia" Grogan, Mike Forst |
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