When non-league St Peter's Celtic are drawn to play titans Shamrock Rovers in the first round of the FAI Cup, assistant manager Fran Costello hopes his team will pull off one of the greatest shocks in football history. But it isn't long before the shit really hits the Fran…
| Actor | Role |
|---|---|
 Darragh HumphreysFran Costello | Fran Costello |
 Ardal O'HanlonJim O'Dea | Jim O'Dea |
 Amy HubermanJackie Charlton | Jackie Charlton |
 Risteard CooperDetective Gerry Nolan | Detective Gerry Nolan |
 Deirdre O'KaneDympna Greene | Dympna Greene |
 Eddie MarsanThe Ghost | The Ghost |
 Baz BlackHector Kelly | Hector Kelly |
 Toni O'RourkeDetective Naomi Clancy | Detective Naomi Clancy |
 Jed MurrayBanba Murphy | Banba Murphy |
 Jedi NdebsSam | Sam |
| LLloyd CooneyDon 'Butcher' McKay | Don 'Butcher' McKay |
 Mark HubermanRichie Dempsey | Richie Dempsey |
 Paul ReidDale Walsh | Dale Walsh |
| SStephen MullanDeclan 'Whelo' Whelan | Declan 'Whelo' Whelan |