Mackey is noted for her performance in the Netflix comedy-drama series “Sex Education” (2019–2023) earning a ‘British Academy Television Award’ nomination.
She has since starred in the mystery feature, “Death on the Nile” (2022)…
…and portrayed Emily Brontë’ in the drama feature “Emily” (2022).
In 2023, she won the ‘BAFTA Rising Star Award’.
…and became brand ambassador for the Burberry ‘Goddess’ perfume.
In 2025, she played the title role in the romantic comedy “Ella McCay”, directed by James L. Brooks.
Also in 2025, Mackey was cast as the ‘White Witch’ in director Greta Gerwig's adaptation of “The Chronicles of Narnia.”
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