Cillian Murphy as Damien

Pádraic Delaney as Teddy

Liam Cunningham as Dan

Orla Fitzgerald as Sinead

Mary O'Riordan as Peggy

Mary Murphy as Bernadette

Laurence Barry as Micheail

Damien Kearney as Finbar

Frank Bourke as Leo

Myles Horgan as Rory

Martin Lucey as Congo

Aidan O'Hare as Steady Boy

Shane Casey as Kevin

John Crean as Chris

Máirtín de Cógáin as Sean

Keith Dunphy as Terence

Kieran Hegarty as Francis

Gerard Kearney as Donacha

Shane Nott as Ned

Kevin O'Brien as Tim

Gary McCarthy as Volunteer

Tim O'Mahon as Volunteer

Graham Browne as Volunteer

Owen Buckley as Volunteer

Aidan Fitzpatrick as Volunteer

Vince Hannington as Volunteer

Denis Kelleher as Volunteer

Colin McClery as Volunteer

Finbar O'Mahon as Volunteer

John Quinlan as Volunteer

Peggy Lynch as Singer at Wake

Noel O'Donovan as Station Guard

Peter O'Mahoney as Stoker

Barry Bourke as Policeman

Frank O'Sullivan as Man in Pub

Diarmuid Ó'Dálaigh as Man in Pub

Corina Gough as Woman in Search

Roger Allam as Sir John Hamilton

Sabrina Barry as Julia

William Ruane as Johnny Gogan

Danny Riordan as Elderly Couple

Peg Crowley as Elderly Couple

Fiona Lawton as Lily

Kieran Aherne as Sweeney

Clare Dineen as Mrs. Rafferty

Sean McGinley as Father Denis

Tomas OhEalaithe as Boy on Bike

Nora Lynch as Mother of Sick Child

Diarmuid Ní Mheachair as Sick Child

Denis Conway as Priest

Barry L. Looney as Ceilidh Band

Connie O'Connail as Ceilidh Band

Aine O'Connor as Ceilidh Band

Francis O'Connor as Ceilidh Band

Peadr O'Riada as Ceilidh Band

Neil Brand as Newsreel Piano Accompanist

Tom Charnock as Sergeant at Cottage

Alan Ready as Sergeant at Station

Mark Wakeling as Lieutenant

Antony Byrne as Interrogator

Anthony Mark Streeter as British Soldier

William Armstrong as British Soldier

Christopher Bown as British Soldier

Mark Bryce as British Soldier

Alex Dee as British Soldier

Jonny Holmes as British Soldier

Allan Huntley as British Soldier

Bill Hurst as British Soldier

Daniel Kington as British Soldier

Jamie Lomas as British Soldier

Anthony Martin as British Soldier

Owen McQuade as British Soldier

Richard Oldham as British Soldier

Colin Parry as British Soldier

Scott Peden as British Soldier

Bernie Sweeney as British Soldier

Derek Taylor as British Soldier

Neil Alan Taylor as British Soldier

Gregor Wood as British Soldier

Karl Dawson as Volunteer (uncredited)

Niall McCarthy as Extra (uncredited)

Siobhán McSweeney as Julia (uncredited)

Seamus Moynihan as Policeman (uncredited)

Philip Wright as Man (uncredited)