She is best known for her role as Inspector Raquel Murillo in the Spanish television series La Casa de Papel (Money Heist).

She studied acting at the Basauri Theater School and also graduated in urban-industrial and political sociology from the University of the Basque Country.

[3][4] She continued to work as an actress, starring in the films Loreak (Spanish submission for the Academy Awards) and Igelak, released in 2015 and 2016 respectively.

[5][6] In 2017, she starred in the television series La casa de papel (broadcast on Antena 3 and then acquired by Netflix) in the role of Raquel Murillo, a police inspector.

[10] It was announced in May 2020 that Ituño will make her English language debut in the British animated short film Salvation Has No Name, due for release in 2020.