Rob Marshall is listed in the credits for the following albums:
| Year | Artist | Album | Role |
|---|---|---|---|
| 1980 | Mark Williamson | Get the Drift? | Guitars, Vocals |
| 1982 | Sheila Walsh | Future Eyes | Guitars |
| 1984 | Mark Williamson | Missing in Action | Songwriter, Guitars, Violin, Vocals |
| 1992 | Amy Grant | Home for Christmas | Songwriter |
| 1995 | Chris Eaton | Wonderful World | Songwriter |
