| Artist name | Roles | Recordings |
|---|---|---|
| Kevin Malpass | producer | Bad, Bad Girl, Music of the Night (Perdido), Today |
| Andy Bradfield | engineer | Word Up |
| Jimmy Douglass | engineer | Word Up |
| Timbaland | producer | Word Up |
| Artist name | Roles | Recordings |
|---|---|---|
| Luca Brichese | vocal | I Want You Back (MAW remix), I Want You Back (radio edit) |