In 2015, Siu appeared in the short film
Scoring, by
Screen Academy Scotland, for which she was nominated for the ‘Under 25: Fresh Blood Award’ at the
Underwire Film Festival. Her first major movie role came in 2017, when she played Lisa in
John McPhail's zombie musical
Anna and the Apocalypse, performing the song ''It's That Time of Year''. The film premiered at the
Fantastic Fest in
Austin, Texas, and was released in the UK for Christmas 2018. Siu was named as one of the 15th
Screen International's Stars of Tomorrow 2018 an annual talent showcase that spotlights up-and-coming British and Irish actors, writers, directors and producers from the UK and Ireland. Later that year Siu starred in two films selected to be screened at the 2019
London Film Festival,
Run and
Our Ladies both due for an upcoming cinema release. ==Filmography==