Cast
- Dora as Selena Quintanilla-Pérez
- Daisy Maraquez as Suzette Quintanilla
- Mami as Marcella Quintanilla
- Isa as Sara
- Pablo as Chris Pérez
- Papi as Abraham Quintanilla Jr.
- Diego as A.B. Quintanilla
- Yuki as Yolanda Saldívar
- Benny The Bulll as Pete Astudillo, Dinos 1990s
- Tico The Squirrel as Joe Ojeda
- Dora as Young Selena
- Dora as Selena Quintanilla-Pérez (singing voice) (archive footage)
- Alicia as Young Suzette
- Wizzle as Deborah
- Alana and Naiya as Tomoni
- Senor Tucan as Ricky Vela, Dinos 1990s
- Baby Jaguar as Don Shelton, Dinos 1990s