| Name | Character | Episodes |
|---|---|---|
| D.B. Woodside | Melvin Franklin | 2 |
| Adam Lazarre-White | Flynn | 2 |
| Vanessa Bell Calloway | Johnnie Mae Matthews | 2 |
| Jenifer Lewis | Mama Rose | 2 |
| Obba Babatundé | Berry Gordy | 2 |
| Alan Rosenberg | Shelly Berger | 2 |
| Leon | David Ruffin | 2 |
| Charles Malik Whitfield | Otis Williams | 2 |
| Gina Ravera | Josephine | 2 |
| Bianca Lawson | Diana Ross | 2 |
| Lamman Rucker | Jimmy Ruffin | 2 |
| Christopher Reid | Joltin' Joe | 2 |
| Tina Lifford | Haze | 2 |
| Harold Surratt | Edgar | 2 |
| J. August Richards | Richard Street | 2 |
| Ben Cain | Glenn Leonard | 2 |
| Mel Jackson | Norman Whitfield | 2 |
| Terron Brooks | Eddie Kendricks | 2 |