Marius De Saeger, born on September 28, 2009, in Brussels, is a Belgian actor who gained recognition for his role as Alexander in the film Young Hearts (2024). Young Hearts, directed by Anthony Schatteman, is a coming-of-age drama exploring themes of love and self-discovery during adolescence. The film premiered at the 74th Berlinale, where it received an enthusiastic reception. Marius' performance was widely praised by critics, earning him international recognition. The film won several award ...