Sebastian Atienza is a multilingual actor and singer, of Spanish and Belgian nationality. He currently lives in Madrid and works actively between Madrid, Barcelona and London. 

Sebastian comes from a multicultural family, where he grew up speaking Spanish, French, English and Catalan living in Belgium, Spain and the United States. His first contact with the world of performance happens at the age of 5. Show after show and thoughout time, Sebastian starts gathering skills and craft until he makes the inevitable decision of transforming his passion into his profession. 

In 2019, Sebastian graduates with a Bachelr’s Degree in Acting from the Liverpool John Moores Univervity (LJMU), where he has the opportunity to work with recognized directors such as Robb Watt in 13 or Michael Howcroft in Oh! What a Lovely War!.

Sebastian then moves ones to Madrid, where he debutes his professional carrer in titles such as Pequeño. of Jesús Zambrano (selected in the Festival de Málaga and J.A Valdivia (FILMIN). He then participates in the picture No mires a los ojos by Félix Viscarret and the TV show Glow and Darkness by José Luis Moreno. Meanwhile, Sebastian directs his first play Perdón and premiers in La Escalera de Jacob. During the season 2021/2022 Sebastian joins Face2Face Theatre Company, touring Spain with five different plays in English.

In 2022, Sebastian debutes in his first professional musical theatre production where he portays The Beast in the spanish version of The Beauty and The Beast,  La Bella y la Bestia. El Musical, produced by Candileja Producciones.

Currently, Sebastian keeps training while working on new projects, in the disciplines of acting, singing, dancing and dubbing in the hands of professionals such as Andrés Lima, Luis Cañete, Dani Reus, Esther Izquierdo, Enric Marimon  and Ángela Feijoo.