Colin Farrell as Lehiff

Colm Meaney as Jerry Lynch

Kelly Macdonald as Deirdre

Cillian Murphy as John

Brían F. O'Byrne as Mick

Shirley Henderson as Sally

David Wilmot as Oscar

Michael McElhatton as Sam

Deirdre O'Kane as Noeleen

Ger Ryan as Maura

Barbara Bergin as Karen

Pat Laffan as Charlie O'Brien

Ruth McCabe as Celia

Owen Roe as Mr. Henderson

John Rogan as Alfred

Kerry Condon as Café Waitress

Johnny Thompson as Old Man in Café

Emma Bolger as Child with Ice Cream

Derry Power as Elderly Man on Bus

Neilí Conroy as Helen

Tom Farrelly as George

Gerry Moore as Seamus Ruane

Mikel Murfi as Rabbit Man

Rory Keenan as Anthony Lowry

Darragh Kelly as Thomas Downes

Hannah McCabe as Store Manager

Donagh Deeney as Danny the Busman

Taylor Molloy as Philip (The Boy)

Tom Murphy as Brian - Video Store Manager

Conor Lovett as Mr. Leonard

Conleth Hill as Robert

Pascal Scott as Maurice

Norma Sheahan as Student #1

Cathy Belton as Student #2

Jeremy Anthony Earls as Student #3

Catherine Farrell as Student #4

Laurence Kinlan as Drug Dealer

Patrick Murray as Drug Customer

Conor McDermottroe as Detective #1

Denis Conway as Detective #2

Jeff O'Toole as Thomas

Conor Lambert as Nightclub Barman

Simon Delaney as Bill

Jane Brennan as Mrs. Rooney

David Herlihy as Tony (Security Guard)

Michael Hayes as Garda Officer

Stewart Donnan as Cathal

Karl Shiels as Wayne

Tomás Ó Súilleabháin as Ben Champion

Deirdre Molloy as Woman in Shopping Mall