---
name: "Seána Kerslake"
canonical: "https://film.one/person/seana-kerslake"
roles: ["Actor"]
born: "21 October 1990"
reviewed_on_fi1m: 2
average_fi1m_score: 80
updated: "2026-09-17T04:20:16.307409+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Seána Kerslake

Actor. Born 21 October 1990 in Tallaght, Ireland.

## Details

- **Work:** Actor
- **Born:** 21 October 1990, Tallaght, Ireland
- **Active:** 2022–present
- **Also known as:** Seana Kerslake
- **Elsewhere:** https://www.wikidata.org/wiki/Q47012918, https://www.imdb.com/name/nm4881749/, https://www.themoviedb.org/person/1007679

## Streaming the US now

- **Apple TV:** [*Bad Sisters*](https://film.one/tv/bad-sisters.md) (78)

For United States; add `?region=XX` for another country.

## Biography

Seána Kerslake is an Irish actress. She was born on 21 October 1990 in Tallaght, Dublin.

She studied English and music at NUI Maynooth and trained in screen acting at The Factory (now Bow Street Academy) in Dublin. Her early film work includes the lead role in *Dollhouse* (2012).

Kerslake is known for her performances in *A Date for Mad Mary* (2016), *The Hole in the Ground* (2019), *My Salinger Year* (2020), *Bad Sisters* (2022) as Theresa Claffin, *Blue Lights* (2023) and *Marlowe* (2023). She received the Breakthrough Award from the Dublin Film Critics' Circle and the Bingham Ray New Talent Award at the 2016 Galway Film Fleadh.

*Sources: en.wikipedia.org, imdb.com, tvmaze.com.*

## On Fi1m (2)

- *Blue Lights* (2023), Fi1m 82, as Margaret 'Mags' Thompson — [page](https://film.one/tv/blue-lights.md)
- *Bad Sisters* (2022), Fi1m 78, as Theresa Claffin — [page](https://film.one/tv/bad-sisters.md)

## Also known for

- *The Hole in the Ground* (2019), Sarah O'Neill
- *Marlowe* (2023), Amanda Toxteth
- *Modern Love* (2019), Garda Molloy
- *My Salinger Year* (2020), Jenny
- *A Date for Mad Mary* (2016), Mary

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/seana-kerslake