| | | Part One |
1 | Mrs. | Murray | Brianna's black teacher. |
| Katricia | Bordeaux | Brianna's hip-hop aunt. Aka: Pooh. |
| D.J | Hype | A famous D.J. The Announcer in Jimmy's boxing ring. |
| Jayda | Jackson | Brianna's mother. Aka: Jay. |
| Jackson E. | Taylor | Brianna's bestfriend. Aka: Sonny. |
| Malik | | Brianna's bestfriend. Aka: Malik X. |
| Brianna Marie | Jackson | Protagonist. Aka: Bri, Lil Law, Lil Bit, Princess, Bookie. |
| Ms. | Collins | The school counselor. |
| | | Jimmy's Boxing Ring - The underground rap battle arena. |
| Lawrence M. | Jackson III | Brianna's older brother. Aka: Trey. |
| Long | | The school's security guard. |
| Tate | | The school's security guard. |
| Norma | | Jay's aunt. |
2 | Lena | | Pooh's girlfriend. |
| Reggie | | One of the bouncers in Jimmy's ring. |
| Frank | | One of the bouncers in Jimmy's ring. |
| Dee-nice | | One of the famous rappers in Jimmy's ring. |
| M-dot | | One of the rappesr in Jimmy's ring. |
| Ms. | Tique | One of the rappers in Jimmy's ring. Trey's girlfriend. Aka: Kayla. |
| Cz | | The Undefeated ring champion. |
| Mr. | Jimmy | Owner of Jimmy's Boxing Ring. |
| Milez | | Bri's first opponent in the rap battle. Supreme's son. |
| Supreme | | Bri's manager of her father. Aka: Clarence. |
3 | The | Crown | The largest King Lord in East Side. Aka: Kane. |
| Big | Pun | The Rapper on Youtube. |
4 | Mr. | Watson | The bus driver. |
| Shana | Kincaid | Bri's schoolmate. Malik's girlfriend. |
| Deon | | Bri's school busmate. A music club member. |
| Zane | | Bri's school busmate who has a nose ring. |
| Curtis | Brinkley | Bri's schoolmate who likes her. |
| Keandre | | Bri's friend. |
| Chelle | | Malik's mother. Jay's bestfriend. |
| Dr. | Rhodes | The school principal. |
| Ms. | Clark | Dr. Rhodes's secretary. |
| Mrs. | Burns | Bri's fiction teacher. |
| Mr. | Ito | Bri's theatre elective teacher. |
6 | Jojo | | Pooh's neighbor. |
| Scrap | | Pooh's homeboy. |
| Tony | | Pooh's drug client. |
7 | Denzel | Washington | An American actor. |
8 | Mr. | Daryl | A former drug addict. Jay's friend. |
| Ms. | Pat | Jay's friend. |
| Ms. | Sonja | Jay's friend. |
| Gina | Taylor | Jay's best friend. Sonny's mother. |
| Doc | | Pooh's friend. A producer. |
9 | Deacon | Turner | The deacon at the church. |
| Lawrence O. | Jackson Sr. | Bri's grandfather. |
| Louisse | Jackson | Bri's grandmother. |
| Sister | Daniels | Louisse's church friend. Curtis's grandmother. |
| Eldridge | | The church's pastor. |
| Sister | Grant | One of the church members. |
11 | Big | Sal | Owner of Sal's Pizza Shop. |
13 | Michael | Jackson | Bri's favorite artist. Aka: Mike. |
| Edward | | Jay's great-uncle. |
| | | Part Two |
14 | Ms. | Lewis | The Landlord of Bri's apartment. |
16 | Rakim | | The king of hiphop. |
17 | Megan | Sullivan | The news reporter. |
18 | Mr. | Barry | Owner of the restaurant called "The Fish Hut". |
19 | Ms. | Gladys | Jay's neighbor. |
| Emily | Taylor | A random stranger who was complaining on Bri's song. |
20 | Mrs. | Carson | An old neighbor of Bri. |
21 | Rapid | | Sonny's online friend. |
| | | Part Three |
24 | David | Rodriguez | The President in Midtown; parent-teacher association. |
| Cook | | A Police Superintendent in Midtown. |
| Karen | Pittman | One of the mothers whose a child is student in Midtown. |
30 | James | Irving | The CEO of Vine Records. |
| Liz | | James's assistant. The head of A&R Dept. |