Justine Mitchell

Dublin, IrelandActing

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

The Crown

TV • 2016

Waking the Dead

TV • 2001

Hamnet

MOVIE • 2025

Industry

TV • 2020

Black Doves

TV • 2024

Derry Girls

TV • 2018

Storyland

TV • 2009

Smother

TV • 2021

A Spy Among Friends

TV • 2022

Cheat

TV • 2019

Conversations with Friends

TV • 2022

Imagine Me & You

MOVIE • 2006

Pure

TV • 2019

Amber

TV • 2014

These Sacred Vows

TV • 2026

A Cock and Bull Story

MOVIE • 2005

The Stag

MOVIE • 2013

Sleep with Me

MOVIE • 2009