| Significant Other follows two lonely neighbours who embark on a hesitant, obstacle-filled relationship after drastic life events bring them together. As this strange love story unfolds with wryly observed wit and warmth, could these deeply flawed individuals – both at a time in their lives when change is difficult and rarely expected – influence each other for the better? |
| Name | Character | Episodes |
|---|---|---|
| Katherine Parkinson | Anna | 6 |
| Youssef Kerkour | Sam | 6 |
| David Tag | Tradesman | 1 |