Mary Murray

Woman

Ciarán Hinds

Father Thaddeus

Toby Jones

Dr. McBrearty

Florence Pugh

Lib Wright

Dermot Crowley

Sir Otway

David Wilmot

Sean Ryan

Brían F. O'Byrne

John Flynn

Tom Burke

Will Byrne

Ruth Bradley

Maggie Ryan

Len Blavatnik

Executive Producer

Elaine Cassidy

Rosaleen O'Donnell

Emma Donoghue

Executive Producer

Danny Cohen

Executive Producer

Sebastián Lelio

Director

Caolan Byrne

Malachy O'Donnell

Niamh Algar

Kitty O’Donnell

Kíla Lord Cassidy

Anna O'Donnell

Josie Walker

Sister Michael

Stephen Ball

Young Gentleman

Niamh Finlay

Young Woman

John Burke

Man

Emer Casey

Woman in her 50's

Graeme Coughlan

Daguerreotypist

Abigail Coburn

Ryan Girl

Ava May Taylor

Village Girl

Janet Grene

Working Class Woman (uncredited)

David Maine

Man at Bar

Alice Birch

Writer