Dublin teenagers Matthew, nihilistic Rez, and the deranged Kearney, leave school to a social vacuum of drinking and drugs, falling into shocking acts of transgression.
| Actor | Role |
|---|---|
 Dean-Charles ChapmanMatthew Connolly | Matthew Connolly |
 Anya Taylor-JoyJen | Jen |
 Finn ColeJoseph Kearney | Joseph Kearney |
 Ferdia Walsh-PeeloRez | Rez |
 Conleth HillMark Kearney | Mark Kearney |
 Emmett J. ScanlanHomeless Man | Homeless Man |
 Lola PetticrewJulie | Julie |
 Carl ShaabanJay | Jay |
 Chris NewmanDwayne Kearney | Dwayne Kearney |
 Susan LynchLynn Connolly | Lynn Connolly |
 Ralph InesonMr. Landerton | Mr. Landerton |
 Travis FimmelTV Presenter | TV Presenter |
 Eoin MackenHomeless American | Homeless American |
 Noomi RapaceAngel Dust | Angel Dust |
 Don WycherleyJason Connolly | Jason Connolly |
| ÈÈala HelnweinRosie | Rosie |
 Steve WallPolice Sergeant | Police Sergeant |