Brenock O'Connor and Marli Siu in Heist (2021)

Otto Farrant and Marli Siu in Alex Rider (2020)

Christopher Leveaux, Ella Hunt, and Marli Siu in Anna and the Apocalypse (2017)

Bel Powley, Marli Siu, and Emma Appleton in Everything I Know About Love (2022)

Aliyah Odoffin, Bel Powley, Marli Siu, and Emma Appleton in Everything I Know About Love (2022)

Still of Marli Siu in Everything I Know About Love

Rona Morison, Tallulah Greive, Marli Siu, Abigail Lawrie, and Sally Messham in Our Ladies (2019)

Rona Morison, Tallulah Greive, Marli Siu, and Sally Messham in Our Ladies (2019)

Marli Siu at the London Film Festival premiere of ‘Run’

Marli Siu at the London Film Festival Premiere of 'Run'

Col Needham, Aliyah Odoffin, Marli Siu, and Emma Appleton

Christopher Leveaux, Ella Hunt, Ben Wiggins, Marli Siu, Sarah Swire, and Malcolm Cumming in Anna and the Apocalypse (2017)