| Robert Pugh | Headmaster |
| Jodi Davis | Mandy |
| Ryan Hacker | Daz |
| Lewis Coster | Davy's Friend |
| Sam Shervill | Davy's Friend |
| Aled Pugh | Tim |
| Kyle Lewis | Skin |
| James Morgan | Skin |
| David Garner | Mac |
| Owen Teale | Davy's Dad |
| Sam Pulsford | Angus |
| Janice Watts | Davy's Nan |
| Rhys Rusbatch | Swansea Bloke |
| Lauren Bennet | Stella's Friend |
| Hollie Blundell | Stella's Friend |
| George MacKay | Jake |
| Julia Perez | Sylvie |
| Haydn Gwynne | Miss Valentine |
| Steve Speirs | Mr. Cafferty |
| Glyn Pritchard | Mr. Gill |
| Rebecca Watkins | Mean Girl |
| Jonny Vaughton | Mr. Swinton |
| Di Botcher | Viv's Mum |
| Alun Raglan | Rhys |
| Connagh Howard | Marvin |
| Roger Evans | Mr. Chisolm |
| Becky Craven | Dawn |
| Russell Gomer | Mr. Grayson |
| Clive Brill | Mr. Lee |
| Sydon Anthony Dayes | Dancer |
| Daniel Ovel | Dancer |
| Femi Oyewole | Dancer |
| Rebecca Williams | Dancer |
| Curtis Young | Dancer |
| George Barnes | Member, Cwmtawe Community School Choir |
| Bethany Bell | Member, Cwmtawe Community School Choir |
| Jessica Danaher | Member, Cwmtawe Community School Choir |
| Chloe Dyer | Member, Cwmtawe Community School Choir |
| Anastasia Edwards | Member, Cwmtawe Community School Choir |
| Nicola Grance | Member, Cwmtawe Community School Choir |
| Sarah Grange | Member, Cwmtawe Community School Choir |
| Chloe Hughes | Member, Cwmtawe Community School Choir |
| Emily Jones | Member, Cwmtawe Community School Choir |
| Lydia Jones | Member, Cwmtawe Community School Choir |
| Branwen Lewis | Herself - Member, Cwmtawe Community School Choir |
| Hafwen Lewis | Member, Cwmtawe Community School Choir |
| Miranda Lewis | Member, Cwmtawe Community School Choir |
| Asha Lewis-John | Member, Cwmtawe Community School Choir |
| Danni Miles | Member, Cwmtawe Community School Choir |
| Rhiannon O'Connell | Member, Cwmtawe Community School Choir |
| Carissa Ryan | Member, Cwmtawe Community School Choir |
| Anthony Sefton | Member, Cwmtawe Community School Choir |
| Liam Sefton | Member, Cwmtawe Community School Choir |
| Bethan Sharpe | Member, Cwmtawe Community School Choir |
| Angharad Stevens | Member, Cwmtawe Community School Choir |
| Nia Thomas | Member, Cwmtawe Community School Choir |
| Will Barrett | Member, The Hunky Dory School Orchestra |
| Dve Bernard | Member, The Hunky Dory School Orchestra |
| Emily Darlington | Member, The Hunky Dory School Orchestra |
| Jake Durham | Member, The Hunky Dory School Orchestra |
| Hywel Dowsell | Member, The Hunky Dory School Orchestra |
| Nia Emanuel | Member, The Hunky Dory School Orchestra |
| Noa Gabay | Member, The Hunky Dory School Orchestra |
| Katherine Harris | Member, The Hunky Dory School Orchestra |
| Joshua Herman | Member, The Hunky Dory School Orchestra |
| Sam Herman | Member, The Hunky Dory School Orchestra |
| Alice Howell | Member, The Hunky Dory School Orchestra |
| Joanne Huxton | Member, The Hunky Dory School Orchestra |
| Aled Jones | Member, The Hunky Dory School Orchestra |
| Tom Jones | Member, The Hunky Dory School Orchestra |
| James Joseph | Member, The Hunky Dory School Orchestra |
| Daniel Marks | Member, The Hunky Dory School Orchestra |
| Sam Mabbett | Member, The Hunky Dory School Orchestra |
| Bridget Mansfield | Member, The Hunky Dory School Orchestra |
| Lucy Millership | Member, The Hunky Dory School Orchestra |
| Corey Morris | Member, The Hunky Dory School Orchestra |
| Tom Oyston | Member, The Hunky Dory School Orchestra |
| Rachael Parry | Member, The Hunky Dory School Orchestra |
| Mia Peace | Member, The Hunky Dory School Orchestra |
| Laura Pegg | Member, The Hunky Dory School Orchestra |
| Josh Pegg | Member, The Hunky Dory School Orchestra |
| Siriol Powell | Member, The Hunky Dory School Orchestra |
| Mared Powell | Member, The Hunky Dory School Orchestra |
| Catrin Price | Member, The Hunky Dory School Orchestra |
| Cathryn Anne Rees | Member, The Hunky Dory School Orchestra |
| Lewis Rees | Member, The Hunky Dory School Orchestra |
| Elan Richards | Member, The Hunky Dory School Orchestra |
| Sofia Rizzi | Member, The Hunky Dory School Orchestra |
| Christopher Shakeshaft | Member, The Hunky Dory School Orchestra |
| Jessica Stevens | Member, The Hunky Dory School Orchestra |
| Jac Aneurin Thomas | Member, The Hunky Dory School Orchestra |
| Gareth Tilley | Member, The Hunky Dory School Orchestra |
| Tomos Watkins | Member, The Hunky Dory School Orchestra |
| Alun Elliot Williams | Member, The Hunky Dory School Orchestra |
| Eluned Williams | Member, The Hunky Dory School Orchestra |
| Elis Williams Llwyd | Member, The Hunky Dory School Orchestra |
| George Winter | Member, The Hunky Dory School Orchestra |
| Helen Evans | Nurse / Disco Dancer / Parent |
| David Harkus | Tattoo Boy |
| Abi Harris | (uncredited) |
| Dan Middleton | Schoolboy |
| Jonny Owen | Henry |
| Jay Powrie | Malcolm Evans |
| Nick Pratt | Teacher / Barber Shop Customer |
| Ying Qin | Mrs. Wong the Chip Shop Lady |
| Tracey Rimell | Parent |
| Matthew Trow | Parent |
50 letzte Reviews | Ticker