| Devon Miles | 尼克·卡农
 | |
| Laila (as Zo? Saldana) | 佐伊·索尔达娜
 | |
| Dr. Lee | 奥兰多·琼斯
 | |
| Sean Taylor | 伦纳德·罗伯斯
 | |
| Jayson | GQ | |
| Ernest | Jason Weaver | |
| Charles (as Earl C. Poitier) | Earl Poitier | |
| Diedre | Candace Carey | |
| Big Rob | Shay Roundtree | |
| Trey | Miguel A. Gaetan | |
| Mr. Wade | J. Anthony Brown | |
| President Wagner | 阿非莫·奥米拉
 | |
| Dorothy Miles | Angela E. Gibbs | |
| Henry | Tyreese Burnett | |
| Buck Wild | Brandon Hirsch | |
| James (as O'Mar J. Dorsey) | Omar J. Dorsey | |
| Principal | Al Wiggins | |
| Pooh Bear | Nicholas B. Thomas | |
| Himself | Petey Pablo | |
| Fox Sports Commentator | Stuart Scott | |
| Student #1 (as Courtney Stewart) | Courtney James Stewart | |
| Devon Miles Sr. | Von Coulter | |
| Trumpet Section Leader | Jason Sims-Prewitt | |
| Sax Section Leader | George A. Peters II | |
| Coach Ellison | 加里·叶茨
 | |
| Music Professor | Rob Cleveland | |
| Tuba Section Leader | Enoch King | |
| BET Announcer #1 | A.J. | |
| BET Announcer #2 | Free | |
| Morris Brown Announcer | Reggie Gay | |
| A&T Announcer | Ryan Cameron | |
| National Anthem Singer | Blu Cantrell | |
| Dancer | Erin Brantley | |
| Dancer | Kiara Nicole Ely | |
| Dancer | Stacey A. Fann | |
| Dancer | Christy Gamble | |
| Dancer | Brianne Landry | |
