Distribution
- Jodie WhittakerCath Hardacre / Ally Sutton
- Ashley JensenDebbie Dorrell
- Emun ElliottAndy Brenner
- John HannahDr Archie Watson
- Sharon SmallBrigitte Rayne
- Alfred EnochJamie McCain
- Richard RankinDr Alex Kiernan
- Blake HarrisonKarl
- Katie Clarkson-HillDr Zoe Wade
- Lois ChimimbaKaren
- Michael AbubakarCharlie McKee
- Amiera DarwishDr Laila Karimi
