Biography
Inga Ibsdotter Lilleaas is a Norwegian actress. She was born on 9 April 1989 in Gol, Buskerud, Norway, and studied theatre at Nord University, where she learned the Jacques Lecoq method. She also spent a semester at the Lee Strasberg Theatre and Film Institute in New York City.
Lilleaas made her feature film debut in Women in Oversized Men's Shirts (2015) and appeared in The Last King (2016) and A Beautiful Life (2023). She gained international attention for her role as Agnes Borg Pettersen in Joachim Trier's Sentimental Value (2025). Her performance earned the National Board of Review Award for Best Supporting Actress and nominations for the Golden Globe and Academy Award for Best Supporting Actress.
