Rooney Mara

Young Roseanne McNulty

Theo James

Father Gaunt

Vanessa Redgrave

Old Roseanne McNulty

Eric Bana

Dr. William Grene

Jack Reynor

Michael Eneas

Aidan Turner

Jack McNulty

Susan Lynch

Nurse

Tom Vaughan-Lawlor

McCabe

Charlie Kelly

Beau

Nika McGuigan

Chrissie

Antony Acheampong

G.I Grove

Omar Sharif Jr.

Daniel O'Brien

Pauline McLynn

Anne McCartney

Brian Fortune

Psychiatric Analyst

Elva Trill

Pregnant Woman

Laurence O'Fuarain

Detective

John Connors

Joe Brady

Lesa Thurman

Nurse O'Donnell

Enda Oates

Driver

Sheila Moylette

Angela

Shimmy Marcus

Doctor

Ian Meehan

Detective

Tony Doyle

Dessie

Ryan McAllister

Paddy

Geraldine McAlinden

Sister Mary

Michelle Ward

Pregnant Girl #4

Mark Quigley

Doctor

Rhea Townsend

Georgia

Colin Maher

Hospital Security Guard

Grant O'Hara

Eamonn

Hannah Faith

Susan

Noreen Gorman

Nurse with Whistle

Scott Murray

Checkpoint Soldier

Faolan Barry

Traveller boy

Ria Murphy

Tobacco Woman

Nigel Davey

Hangman

Christiane Reicke

Mental Patient

Derek Carroll

Villager (uncredited)