Penélope Cruz as Lena

Lluís Homar as Mateo Blanco / Harry Caine

Blanca Portillo as Judit García

José Luis Gómez as Ernesto Martel

Rubén Ochandiano as Ray X

Tamar Novas as Diego

Ángela Molina as Lena's Mother

Chus Lampreave as Concierge

Kiti Mánver as Madame Mylene

Lola Dueñas as Lip Reader

Mariola Fuentes as Edurne

Carmen Machi as Chon

Kira Miró as Model

Rossy de Palma as Julieta

Alejo Sauras as Álex

Carlos Sampedro as

Ramón Pons as Lena's Father

Coté Soler as

Marta Aledo as Maribel

Carlos Leal as

Chema Ruiz as Dr. Blasco

Dani Martín as Ray X's Boyfriend

Jöns Pappila as

Javi Coll as Luis

Juan Bautista Cucarella as

Lyng Dyrup as

Enrique Aparicio as

Enrique Vargas as

Viviana Espinoza as

Fernando Lueches as Montador de Avid

Fernando Iglesias as

Javier Giner as Camello

Carlos García Cambero as

Bina Daigeler as

Agustín Almodóvar as Gardener

Esther García as

Karola Sánchez as Production Assistant

Yuyi Beringola as Cinearte Receptionist (uncredited)

José Coromina as Man Walking the Dog and Greeting Lena's Mother (uncredited)

Sergio Díaz as Assistant Director (uncredited)

Jaime Fernández-Cid Buscató as Vecino Enrollado Bar (uncredited)