* Devon Miles (Nick Cannon): A talented but arrogant drummer from New York who joins the Atlanta A&T University drumline.
* Danielle (Zoe Saldana): A dedicated and passionate member of the A&T drumline and Devon's love interest.
* Sean Taylor (Leonard Roberts): The demanding and respected drumline leader who initially clashes with Devon.
* JB (Omar Benson Miller): A close friend of Devon and a fellow drummer who helps him navigate the challenges of being in the drumline.
* Cut (Jason Weaver): A talented but cocky drummer who tries to sabotage Devon.
* The Director (Orlando Jones): The charismatic and driven director of the A&T drumline who pushes his students to their limits.
Supporting Characters:
* The Drumline Members: The film features many other talented drummers who make up the A&T drumline, each with their own unique personalities and skills.
* Professor Jackson (Harry Lennix): The dean of the music department at A&T University, who initially doubts Devon's abilities.
* Devon's Mother (Elise Neal): A supportive and understanding mother who encourages Devon to follow his dreams.
These are just the main players, and the film's strength lies in its ensemble cast, showcasing the talent and dedication of the entire A&T drumline.