A new mother struggles with a return to work as she starts to suspect her husband of having an affair while a vexing new co-worker seems to be bent on overthrowing every aspect of her life at work, and at home.
| Actor | Role |
|---|---|
 Lydia WilsonKathy Hartman | Kathy Hartman |
 Rupert GravesEddie | Eddie |
 Tuppence MiddletonHannah | Hannah |
 Luke RobertsMark Hartman | Mark Hartman |
 Lauren CoeFran | Fran |
 Simone AshleyAisha | Aisha |
 Alexis RodneyTom | Tom |
 Christopher VilliersPhilip | Philip |
 Sasha BeharDetective | Detective |
| GGbola AdewunmiSteve | Steve |
| AAlan CassidyPresentation Guest | Presentation Guest |
 Anna SariKelly | Kelly |
| DDavid PuckridgeBuilding Inspector | Building Inspector |