Daniel Brühl as Alex Garel

Marta Etura as Lana Levi

Alberto Ammann as David Garel

Claudia Vega as Eva

Anne Canovas as Julia

Lluís Homar as Max

Sara Rosa Losilla as Prototype 5.1.9

Manel Dueso as Professor

Ona Casamiquela as Dorotea

Peter Vives as Eric

Jordi Díaz as Doctor

Oscar Valsecchi as Waiter

Bernat Saumell as Lab Student #1

Juan Campavadal as Lab Student #2

Harris Gordon as Policeman

Ignasi Martín as Niño 5.1.9