Daniel Brühl

Character: Salvador Puig Antich

Tristán Ulloa

Character: Oriol Arau

Leonardo Sbaraglia

Character: Jesus

Leonor Watling

Character: Cuca

Ingrid Rubio

Character: Margalida

Celso Bugallo

Character: pare de Salvador

Mercedes Sampietro

Character: mare de Salvador

Olalla Escribano

Character: Imma Puig

Carlota Olcina

Character: Carme Puig

Bea Segura

Character: Montse Puig

Andrea Ros

Character: Merçona Puig

Jacob Torres

Character: Santi Soler (Petit)

Joel Joan

Character: Otiol Solé

Pablo Derqui

Character: Jordi Solé

Oriol Vila

Character: Ignasi Solé

Diana Gómez

Character: Nena

Biel Duran

Character: Pons Llobet

Sergi Páez

Character: Niño en la cola del cine (uncredited)