Untitled Earth Sim 64 is a 2021 science-fiction comedy short film written and directed by Jonathan Wilhelmsson (who previously made Waltzing Tilda). The story is about Marie, a woman who comes to learn that her universe is an untitled simulation. The film was shot in Gothenburg, Sweden, and was released in May 2021 along with a behind the scenes documentary on the making of the film. It was later released by Gunpowder & Sky under their science-fiction label Dust.