Isana Medel. Isana Medel was 23 in We Are 18 Years Old as 'María José'.
Terele Pávez. Terele Pávez was 19 in We Are 18 Years Old as 'Pili'.
Carmen Lozano. Carmen Lozano was 29 in We Are 18 Years Old as 'Polly Paterson / Lirio Blanco'.
Luis Peña. Luis Peña was 40 in We Are 18 Years Old as 'Luis Fernández'.
María Luisa Ponte. María Luisa Ponte was 40 in We Are 18 Years Old as 'Madre de María José'.
Aníbal Vela. Aníbal Vela was 62 in We Are 18 Years Old 
Antonio Ozores. Antonio Ozores was 30 in We Are 18 Years Old as 'Mariano'.
Jesús Franco. Jesús Franco was 28 in We Are 18 Years Old as 'Director, Writer, Original Music Composer'
Luis García Berlanga. Luis García Berlanga was 37 in We Are 18 Years Old as 'Associate Producer'Antonio Ozores. Antonio Ozores was 30 in We Are 18 Years Old as 'Dialogue'
Licia Calderón
Javier García
Pablo Sanz
Mercedes Alonso
Ada Tauler