Justine Mitchell

Acting

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

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8.2

The Crown

Sarah McCorquodale

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6.8

Industry

Rose Winter

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7.7

Hamnet

Joan

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7.2

Waking the Dead

Una Doyle

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8.1

Derry Girls

Adult Janette

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7.1

Black Doves

Emma

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7.0

Storyland

Ruth's Mother (voice)

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6.6

Smother

Elaine Lynch

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6.5

A Spy Among Friends

Eleanor Philby

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6.4

Cheat

DI Bould

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Justine Mitchell

Biography