Billy Walker is listed in the credits for the following albums:
| Year | Artist | Album | Role |
|---|---|---|---|
| 1966 | Jake Hess | Sing Inspirational Classics | Orchestral Arrangements |
| 1966 | Imperials | Sing Inspirational Classics | Orchestral Arrangements |
| 1980 | Jamie Owens-Collins | Straight Ahead | Guitars |
| 1980 | David Meece | Are You Ready? | Electric Guitar |
| 1980 | Debby Boone | With My Song | Guitars |
| 1981 | Silverwind | Silverwind | Guitars |
| 1981 | Farrell & Farrell | Make Me Ready | Guitar |
| 1981 | Scott Wesley Brown | SWB | Guitars |
| 1982 | Silverwind | A Song in the Night | Guitars |
| 1982 | Scott Wesley Brown | Signature | Guitar |
| 1982 | Candle | Lullabies & Nursery Rhymes Volume 1 | Guitars |
| 1982 | John Fischer | Dark Horse | Guitars |
