María José Goyanes

as Alejandra Jiménez Salvador 'Talento'

Emilio Gutiérrez Caba

as Andrés Martín Alonso

Cristina Galbó

as Loli

Óscar Monzón

as Julio

Pedro Díez del Corral

as Josele

Marta Baizán

as Mercedes Morales Serrano

Camilo Sesto

as Manuel García Salcedo 'Lolo'

Karina

as Yolanda Baeza Márquez 'Yoyo'

Gonzalo González

as Campuzano

Gemma Cuervo

as Sra. de Alcaraz

Mary Carrillo

as Madre de Andrés

Margot Cottens

as Madre de Lolo

Pastora Peña

as Madre de Loli

Carlos Mendy

as Juan, padre de Andrés

José Orjas

as Don Joaquín, profesor de Filosofía

Erasmo Pascual

as Conserje del Instituto

Rafaela Aparicio

as Sirvienta en casa de Lolo

Luisa Sala

as Madre de Merche

José María Seoane

Alicia Altabella

Alfredo Santacruz

as Director del Colegio Mayor

Esperanza Grases

Ángel Terrón

as Profesor de matemáticas

Maribel Hidalgo

Ramón Durán

as Profesor de Química

Francisco Pierrá

Jesús Guzmán

as Mellizo

Alfonso del Real

as Empresario musical

Valentín Tornos

as Domingo, conserje del Colegio Mayor

Juan Cortés

Saturno Cerra

as Conserje de la Universidad

Francisco Camoiras

as Manitas

María Jesús Balenciaga

Manuel de Benito

Fernando Mijares

Manuel Gas

as Paco

José Luis López Vázquez

as Padre de Lolo

Alberto Closas

as Don José Alcaraz