Cast & creator
Marion O'Dwyer
Best known for Agatha Christie's Poirot, Miss Scarlet, Young Sherlock
Movies
23
film credits
Series
9
television credits
Career
32
1989–2026 · acting roles
Credit score
6.6
average across scored titles
Signature credits
Known for
Across film & television
Filmography (32)
Showing 32 of 32 credits
Series
★ 8.2
Agatha Christie's Poirot
Nurse O'Brien
1989
Series
★ 7.3
Miss Scarlet
Edith Evans
2020
Series
★ 7.8
Young Sherlock
Mary Crowle
2026
Series
★ 7.2
Ballykissangel
1996Series
★ 7.2
Ballykissangel
Oonagh Dooley
1996
Movie
★ 7.8
Love, Rosie
Mrs. Casey
2014
Series
★ 6.2
The Dry
Aunty Ag
2022
Series
★ 7.3
Obituary
Margo Benson
2023
Movie
★ 7.5
The Quiet Girl
Bríd
2022
Movie
★ 6.9
Finding You
Molly
2021
Movie
★ 6.1
God's Creatures
Mary Fitz
2022
Series
★ 7.3
Rebel Heart
Aunt Maeve
2001
Movie
★ 6.0
Bucking Fastard
Auntie Louise
2026
Movie
★ 6.2
End of Sentence
Belinda
2019
Movie
★ 6.4
Ondine
Nurse - Dialysis
2010
Movie
★ 5.7
Colour Me Kubrick
Head Staff Nurse
2005
Movie
★ 6.2
Agnes Browne
Marion Monks
1999
Series
★ 8.3
Mrs. Brown's Boys - The Original Series
Sharon McGoogan
2006B
Movie
Baile
Brighid
Movie
★ 5.2
An Old Fashioned Christmas
Lady Shannon
2010
Movie
Abode
Carol
2025
Movie
★ 5.7
Irish Jam
Donna
2006
Movie
★ 6.0
Chasing Leprechauns
Evelyn
2012
Movie
★ 5.0
Hannah Cohen's Holy Communion
Mrs Mooney
2012
Movie
Mrs. Brown's Boys: The Last Wedding - Part 2
Sharon McGoogan
2003
Movie
Mrs. Brown's Boys: The Last Wedding - Part 1
Sharon McGoogan
2002
Movie
★ 6.0
Downpour
Mrs. Maguire
2011
Movie
Mrs. Brown's Boys: Good Mourning Mrs. Brown
Sharon McGoogan
2005
Movie
★ 5.5
Mrs. Brown's Boys Live Tour: Good Mourning Mrs. Brown
Sharon McGoogan
2012
Movie
Mrs. Brown's Boys: Believe It or Not
Sharon
2004
Movie
Mrs. Brown's Boys: The Seven Year Itch
Sharon McGoogan
2008
Movie
Mrs. Brown's Boys: Triple Trouble!
Sharon
2006