Isaac "Isak" Férriz Álvaro (born 20 June 1979) is an Andorran-born actor and director based in Barcelona.

Born in Andorra la Vella on 20 June 1979,[1][2] Férriz's parents were originally from the area of Gràcia in Barcelona, which he regularly visited when he was a child.

He landed roles in teen dramas such as Al salir de clase, Compañeros and Física o Química,[4] as well as in the Catalan telenovela Ventdelplà.

[8] After starring as the ruthless Daniel Guerrero in the Movistar+ crime drama series Gigantes (2018–2019), Férriz resumed collaboration with director Enrique Urbizu in Libertad,[9][10][11] set to play a bandit once again.

Later in 2020, Férriz joined the production of the Netflix fantasy thriller series Feria as cast member.