| JJenny DaviesCassie "Cow" Cowan | Cassie "Cow" Cowan |
| AAmy IngramEmma Williams | Emma Williams |
| LLaura QuantickJules O'Shea | Jules O'Shea |
| RRoger EvansMichael Cowan | Michael Cowan |
| AAdrienne O'SullivanLaura Cowan | Laura Cowan |
 Margaret JohnJoyce Richards | Joyce Richards |
 Richard ElfynMr. Jenkins | Mr. Jenkins |
| GGareth Price StevensMorgan | Morgan |
| CCraig Price StevensBoy Racer | Boy Racer |
| BBrendan CharlsonPC Thomas | PC Thomas |
| JJonathan OwenFirst Witness | First Witness |
| KKatrin WaltersSecond Witness | Second Witness |
| CChris MerrisConcerned Motorist | Concerned Motorist |
| RRobert PetriePolice Officer 1 on Scene | Police Officer 1 on Scene |
| CCatherine HawkePolice Officer 2 on Scene | Police Officer 2 on Scene |
| HHenry Watkins-HughesYoung Boy in Car | Young Boy in Car |
| LLivvie Dora GaleBaby in Car | Baby in Car |
| SSarah GriffithsCouple in Car | Couple in Car |
| JJohnathan GriffithsCouple in Car | Couple in Car |
| AAndrew "Shinko" JenkinsInjured Man in Car | Injured Man in Car |
| JJulian BosleyPolice Officer 1 | Police Officer 1 |
| WWestiePolice Officer 2 | Police Officer 2 |
| AAlex AshmanPolice Officer 3 | Police Officer 3 |