Niamh Cusack
Biography
Niamh Cusack is an Irish actress born on October 20, 1959, in Dalkey, County Dublin, Ireland. Coming from a family with deep roots in the performing arts, she is the daughter of Irish actor Cyril Cusack and the sister of Sinéad Cusack and Sorcha Cusack. Involved in acting since a young age, she has performed in a long line of major stage productions and served with the Royal Shakespeare Company since the mid-1980s. On television, she is known for her long-running role as Dr. Kate Rowan in the UK series Heartbeat from 1992 to 1995, alongside numerous other television appearances. Additionally, she has worked as a voice actress on radio and starred in the 2011 film In Love with Alma Cogan.
Career overview
Niamh Cusack is an Irish actress born on October 20, 1959, in Dalkey, County Dublin, Ireland. Coming from a family with deep roots in the performing arts, she is the daughter of Irish actor Cyril Cusack and the sister of Sinéad Cusack and Sorcha Cusack. Involved in acting since a young age, Cusack has built an extensive career spanning stage, television, radio, and film.
On stage, she has performed in a long line of major stage productions since the mid-1980s and has served with the Royal Shakespeare Company. Her television work includes numerous appearances, most notably a long-running role as Dr. Kate Rowan in the UK series Heartbeat from 1992 to 1995. In addition to her screen and stage work, she has frequently worked as a voice actress on radio, and her film credits include a starring role in the 2011 film In Love with Alma Cogan.
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Frequent co-stars
Career timeline
Full Filmography
74 titles- The Three Urns (2026) as Roisin (voice)
- Midwinter Break (2026) as Kathy
- Falling (2026)
- Once Upon a Time in a Cinema (2026) as Mrs. Healy
- I, Jack Wright (2025) as Annie Rouse
- Desperate Journey (2025) as Yvette
- Four Mothers (2025) as Maura the Medium
- We Live in Time (2024) as Sylvia
- Big Mood (2024)
- Reawakening (2024) as Bella
- In the Land of Saints and Sinners (2023) as Rita Quinn
- Unwelcome (2023) as Niamh
- Archie: The Man Who Became Cary Grant (2023) as Alma Hitchcock
- A Reflection (2023) as Iris
- Sally Leapt Out of a Window Last Night (2023) as Lady Betty
- Hamlet: Bristol Old Vic Live (2023) as Gertrude
- The Tower (2021) as Claire Mills
- Brassic (2019) as Clodagh
- The Virtues (2019) as Janine
- RSC Live: Macbeth (2018) as Lady Macbeth
- The Ghoul (2017) as Fisher
- Rebellion (2016) as Nelly Cosgrove
- Departure (2016) as Sally
- ChickLit (2016) as Claire
- Testament of Youth (2015) as Sister Jones
- Father Brown (2013) as Roisin Crayford
- The Hollow Crown (2012) as Lady Northumberland
- The Best of Men (2012) as Sister Edwards
- National Theatre Live: The Curious Incident of the Dog in the Night-Time (2012) as Siobhan
- Death in Paradise (2011) as Maggie O'Connell
- In Love with Alma Cogan (2011) as Sandra
- Hereafter (2010) as Foster Mother
- The Kid (2010) as 1980 School Nurse
- Five Minutes of Heaven (2009) as Alistair's Mum - 1975
- The Alan Titchmarsh Show (2007) as Self
- Lewis (2007) as Dr Ellen Jacoby
- Fallen Angel (2007) as Vanessa Byfield
- The World of Peter Rabbit and Friends (2006) as Beatrix Potter
- Friends Reunited (2005) as Gill
- New Tricks (2004) as Joanne Gibson
- Agatha Christie's Marple (2004) as Emma Crackenthorpe
- The Last Detective (2003)
- Loving You (2003) as Chloe
- State of Mind (2003) as Dr. Grace Hazlett
- Too Good to Be True (2003) as Tina
- The Closer You Get (2000) as Kate O'Leary
- Little Bird (2000) as Ellen Hall
- Loose Women (1999) as Self
- Always and Everyone (1999) as Christine Fletcher
- Colour Blind (1998) as Bridget Paterson
- The World of Peter Rabbit and Friends: The Tale of Mr. Tod (1998) as Beatrix Potter
- Midsomer Murders (1997) as Penny Galsworthy
- Cause of Death (1997) as Mary McGuire
- The World of Peter Rabbit and Friends: The Tale of Two Bad Mice and Johnny Town-Mouse (1996) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tale of the Flopsy Bunnies and Mrs. Tittlemouse (1996) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tale of Pigling Bland (1994) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tale of Mrs. Tiggy-Winkle and Mr. Jeremy Fisher (1994) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tale of Tom Kitten and Jemima Puddle-Duck (1993) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tailor of Gloucester (1993) as Beatrix Potter
- The World of Peter Rabbit and Friends: The Tale of Samuel Whiskers or The Roly-Poly Pudding (1993) as Beatrix Potter
- Heartbeat (1992) as Dr. Kate Rowan
- A Touch of Frost (1992) as Sally Berland
- The World of Peter Rabbit and Friends (1992) as Beatrix Potter
- The Playboys (1992) as Brigid Maguire
- The World of Peter Rabbit and Friends: The Tale of Peter Rabbit and Benjamin Bunny (1992) as Beatrix Potter
- Angels (1992) as Mary
- Jeeves and Wooster (1990) as Bobbie
- Fools of Fortune (1990) as Josephine
- Agatha Christie's Poirot (1989) as Valerie Saintclair
- Paris by Night (1989) as Jenny Swanton
- Beryl Markham: A Shadow on the Sun (1988) as Clara Clutterbuck
- Lucky Sunil (1988) as Denise Slipper
- Screen Two (1985) as Denise Slipper
- Heartland as Rachel Miller
Frequently Asked Questions
What movies or TV shows is Niamh Cusack best known for?
Niamh Cusack is widely recognized for notable roles and projects including Midwinter Break (2026), We Live in Time (2024), Reawakening (2024), In the Land of Saints and Sinners (2023).
When and where was Niamh Cusack born?
Niamh Cusack was born on October 20, 1959 in Dalkey, County Dublin, Ireland.
How many credits does Niamh Cusack have?
Niamh Cusack has accumulated over 74 film and television credits across a career spanning from 1985 to 2026.
What is Niamh Cusack's background in cinema and television?
Niamh Cusack is an Irish actress born on October 20, 1959, in Dalkey, County Dublin, Ireland. Coming from a family with deep roots in the performing arts, she is the daughter of Irish actor Cyril Cusack and the sister of Sinéad Cusack and Sorcha Cusack. Involved in acting since a young age, she has performed in a long ...
Niamh Cusack by the numbers
Age in their best-rated roles
- Brassic (2019) as Clodagh — aged about 59
- Agatha Christie's Poirot (1989) as Valerie Saintclair — aged about 29
- Jeeves and Wooster (1990) as Bobbie — aged about 30
- Agatha Christie's Marple (2004) as Emma Crackenthorpe — aged about 44
- Father Brown (2013) as Roisin Crayford — aged about 53
- Lewis (2007) as Dr Ellen Jacoby — aged about 47
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