Barcelona-born actress Jana Pérez plays Sophia, the woman who ends up finding her match in unfortunate circumstances. When Sophia and her match finally meet, a number of secrets about Sophia's past are unearthed. Before The One, Pérez appeared in a number of films, including Kenneth Branagh's 2015 remake of Cinderella, Holmes & Watson with Will Ferrell and John C. Reilly, and the thriller Our Kind of Traitor, which also starred Ryan Reynolds and Naomie Harris.