El efecto mariposa: Reparto
María Barranco
Olivia
Coque Malla
Luis
Rosa María Sardà
Noelia
Peter Sullivan
Duncan McHale
James Fleet
Oswald
Cécile Pallas
Chantal Langlois
Sakuntala Ramanee
Kamala
Josep Maria Pou
Rafa
Gracia Olayo
Azafata
Penélope Cruz
Party Guest (uncredited)
Martin Carr
New Year's Eve Party Presenter