Actors

Main Cast

 * Amanda Redman as Dr Lydia Fonseca
 * Amrita Acharia as Dr Ruby Walker
 * James (Krishna) Floyd as Dr Gabriel Varma
 * Darshan Jariwalla as Dr Ram Nair
 * Sagar Radia as AJ Nair
 * Nimmi Harasgama as Mari Rodriguez
 * Neil Morrissey as Greg McConnell
 * Phyllis Logan as Maggie Smart (Series 1)
 * Phillip Jackson as Paul Smart (Series 1 and 2)
 * Priyanka Bose as Dr Aisha Ray (Series 3)
 * Sayani Gupta as Jyoti Gill (Series 3)
 * Scarlett Alice Johnson as Tommy McConnell (Series 3)
 * Kenneth Cranham as Edmund 'Teddy' Dalrymple (Series 3)

Series 2

 * Phyllis Logan as Maggie Smart guest role cameo Series 2
 * Ivan Rodrigues as Davinder Bakshi (Series 2)
 * Sue Johnston as Virginia Mileham (Guest Season 2)