Antonio Banderas

Dr. Robert Ledgard

Elena Anaya

Vera Cruz / Gal

Marisa Paredes

Marilia

Jan Cornet

Vicente

Roberto Álamo

Zeca

Eduard Fernández

Fulgencio

José Luis Gómez

President of the Institute of Biotechnology

Blanca Suárez

Norma Ledgard

Susi Sánchez

Vicente's mother

Bárbara Lennie

Cristina

Fernando Cayo

Surgeon

Chema Ruiz

Police officer

Ana Mena

Young Norma

Agustín Almodóvar

Agustín

Esther García

Presenter (uncredited)