Elena Ballesteros: Elena Ballesteros. Actress: Fermat's Room. Elena Ballesteros was born on 6 July 1981 in Madrid, Spain. She is an actress, known for Fermat's Room (2007), Periodistas (1998) and Paco y Veva (2004). She has been married to Juan Antonio Susarte Sánchez-Rex since 8 July 2017. She was previously married to Dani Mateo.