GUN - Original Score
| Composed by | Christopher Lennertz |
| Published by | Activision |
| Release type | Game Soundtrack - Promo / Enclosure |
| Format | 1 CD - 30 tracks |
| Release date | 2005 |
| Duration | 01:02:49 |
| Genres |
| 1 | Main Theme | 02:24 |  |
| 2 | Dealing Brown | 01:24 | |
| 3 | Mine Raid | 02:17 | |
| 4 | Cannon Village | 02:08 | |
| 5 | Cliff’s Last Stand | 02:13 | |
| 6 | Colt’s Torment | 00:58 | |
| 7 | Colt's Training | 02:04 | |
| 8 | Save The Alhambra | 02:06 | |
| 9 | River Rescue | 02:15 | |
| 10 | Ancient Ruins Kill | 02:33 | |
| 11 | Colt Travels | 02:24 | |
| 12 | Bear Hunt | 02:38 | |
| 13 | Storm Hideout | 02:17 | |
| 14 | Empire | 01:54 | |
| 15 | Law Approach | 01:49 | |
| 16 | Sneak Snipe | 02:04 | |
| 17 | Travel Dodge | 01:55 | |
| 18 | Ned Teaches Wolf | 02:31 | |
| 19 | Follow Reed | 02:28 | |
| 20 | Sneak Town | 02:09 | |
| 21 | Allied Battle | 02:14 | |
| 22 | Cannons Calv | 02:58 | |
| 23 | Apache | 01:59 | |
| 24 | Ambush | 02:21 | |
| 25 | Hold Theme Off | 01:56 | |
| 26 | Resistance | 02:14 | |
| 27 | Tribe Approaches | 01:57 | |
| 28 | Aftermath Sorrow | 01:04 | |
| 29 | Showdown | 01:49 | |
| 30 | Credits | 01:46 | |