
Justine Mitchell
- Known for
- Acting
- Birthplace
- Dublin, Ireland
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.
Filmography

National Theatre at Home: Summerfolk 2026
as Maria Lvovna

Hamnet 2025
as Joan

Maryland 2022
as PC Eddowes

The Stag 2013
as Linda

The Murder in Angel Lane 2013
as Sister Anne

National Theatre Live: King Lear 2011
as Regan

Sleep with Me 2009
as Catrin

Imagine Me & You 2006
as Laura

Song of Songs 2005
as Laura

A Cock and Bull Story 2005
as Tony's Director

The Honeymooners 2004
as Fiona

Citizen Verdict 2003
as Jessica Landers

Conspiracy of Silence 2003
as Assistant Floor Manager

Goldfish Memory 2003
as Kate
Credits from TMDB.