Sellers began her acting career at a young age, making her debut in the television miniseries E poi c’è Filippo (2006). She gained early recognition in Italy for her roles in TV series such as Medicina generale (2007-2010) and Cenerentola (2011). Her breakout role came with the fantasy series Mia and Me (2012-2015), where she played the lead character Mia, blending live-action and CGI elements.
Internationally, Sellers is best known for her portrayal of Tyene Sand in the HBO series Game of Thrones (2015-2017). Her performance as one of the Sand Snakes showcased her talent to a global audience and significantly boosted her career.
In addition to her work in television, Sellers has appeared in several films, including The Dinner (2014) and What About Love (2022). She is known for her dedication to her craft and her ability to bring depth and nuance to her characters.
Outside of acting, Sellers is actively involved in charitable work and social causes, particularly those related to environmental conservation and refugee support. Her combination of talent and activism has made her a respected figure in both the entertainment industry and humanitarian circles.