In 1984, a young programmer begins to question reality as he adapts a dark fantasy novel into a video game. A mind-bending tale with multiple endings.
| Actor | Role |
|---|---|
 Fionn WhiteheadStefan Butler | Stefan Butler |
 Craig ParkinsonPeter Butler | Peter Butler |
 Alice LoweDr. Haynes | Dr. Haynes |
 Asim ChaudhryMohan Thakur | Mohan Thakur |
 Will PoulterColin Ritman | Colin Ritman |
 Tallulah HaddonKitty | Kitty |
 Catriona KnoxLeslie | Leslie |
| PPaul BradleyRobin | Robin |
 Jonathan ArisCrispin | Crispin |
| AA.J. HoughtonYoung Stefan | Young Stefan |
 Fleur KeithMum | Mum |
 Laura EvelynPearl Ritman | Pearl Ritman |
 Alan AsaadSatpal | Satpal |
| SSuzanne BurdenJudith Mulligan | Judith Mulligan |
 Jeff MinterJerome F. Davies | Jerome F. Davies |
 Sandra TelesReporter | Reporter |
 Rochenda SandallPippa 1st AD | Pippa 1st AD |
 Ellie PiercyReceptionist | Receptionist |
 Tom McCallParamedic | Paramedic |
 Jon-Jo InkpenPax | Pax |
 Stephen RashbrookNarrator | Narrator |