Most of the young main cast were minors with the exception of Paulo Vilhena who was 21 years old. Although she portrays a high school student, Karina Dohme was only thirteen years old when cast.
Wagner Santisteban and Bruna Thedy return in the subsequent TV series, although in different roles. Aldine Paiva is replaced by José Trassi in the series.
Sandy and Junior Lima met most of the cast on set and remain good friends with Bruna Thedy, Fernanda Paes Leme and Wagner Santisteban. Sandy would later date Paulo Vilhena, and their relationship was strongly sensationalized by media at the time.
The Physics teacher, Pachecão, is a real life teacher known for using music to teach his students. He guest stars in series' pilot, but does not return for the remaining of the show.