Gary Sadler is listed in the credits for the following albums:
| Year | Artist | Album | Role |
|---|---|---|---|
| 1995 | Scott Wesley Brown | Misson of Praise | Background Vocals |
| 1997 | Paul Wilbur | Holy Fire | Songwriter, Vocals |
| 1997 | Petra | Petra Praise 2: We Need Jesus | Songwriter |
| 1998 | Scott Wesley Brown | More Like You | Worship Team Member |
| 1998 | Insyderz | Skalleluia! | Songwriter |
| 2001 | Various Artists | The Prayer of Jabez | Songwriter |
| 2001 | Petra | Revival | Songwriter |
| 2007 | Rick Cua | Won't Fade Away | Songwriter |
| 2007 | Brian Doerksen | Holy God | Songwriter |
