- Cillian Murphy Patrick 'Kitten' Braden
- Liam Neeson Padre Liam
- Stephen Rea Bertie
- Brendan Gleeson John-Joe
- Ruth Negga Charlie
- Laurence Kinlan Irwin
- Gavin Friday Billy Hatchet
- Ian Hart PC Wallis
- Eva Birthistle Eily Bergin / Eily Lookalike
- Steven Waddington Insp. Routledge
- Bryan Ferry Sr. Silky String
- Ruth McCabe Ma Braden
- Neil Jackson Hombre en discoteca