Mike Barratt and his team are at crisis point when faced with a case of the deadly and contagious disease diphtheria when two Ukrainian sisters are admitted. Nick Jordan has to face his negligence hearing on the death of Janice Alexander, which gets off to a very shaky start. Karen decides that their marriage is finished.
| Name | Type | Role | |
|---|---|---|---|
| Danny Miller | Writer | ||
| Ian Reddington | Guest Star | ||
| Lucy Akhurst | Guest Star | ||
| Nicholas Lumley | Guest Star | ||
| Sean Arnold | Guest Star | ||
| Zelda Tinska | Guest Star | ||
| Anna Sofrenovic | Guest Star | ||
| Lizzie Mickery | Guest Star | ||
| Kay Patrick | Director |