Biography

Justine Mitchell is an Irish actress. She is best known for playing Elaine Lynch in the Irish thriller series Smother (2021-2023) and for portraying Joan Hathaway in Chloé Zhao's 2025 period drama film Hamnet.

Known For

Hamnet

Joan

Imagine Me & You

Laura

A Cock and Bull Story

Tony's Director

The Murder in Angel Lane

Sister Anne

Goldfish Memory

Kate

The Stag

Linda

Conspiracy of Silence

Assistant Floor Manager

National Theatre Live: King Lear

Regan