A married couple move back to his childhood village to start a family but a surprise visit from the husband's brother ignites sibling rivalry and exposes the lies embedded in the couple's relationship.
| Actor | Role |
|---|---|
 Benedict CumberbatchDavid | David |
 Claire FoyDawn | Dawn |
 Shaun EvansNick | Nick |
 Sinéad MatthewsSharon | Sharon |
 Peter McDonaldGary | Gary |
 June WatsonMiss Hedges | Miss Hedges |
 Ruairi ConaghanBarbecue Dad | Barbecue Dad |
 Sophie BrookeDawn | Dawn |
| NNicola GreenDoctor | Doctor |
 Edward HarrisonPolice Officer | Police Officer |
| HHarry MarshallBaby Ben | Baby Ben |