Dan Sefton Creator, Executive Producer Amanda Redman Dr Lydia Fonseca Actor Amrita Acharia Dr Ruby Walker Actor Darshan Jariwalla Dr Ram Nair Actor Nimmi Harasgama Nurse Mari Rodriguez Actor Harki Bhambra Dr Samir Hasan Actor Rebecca Ablack Dr Nikita Sharma Actor Raquel Cassidy Frankie Martin Actor Neil Morrissey Greg McConnell Actor Mikayla Stephen Karishma Actor Rukku Nahar Indu Actor Shalini Peiris Mia Kaur Actor Connor Catchpole Bobby Martin Actor Nandun Dissanayake Karishma's Father Actor Mikhail Sen Nimish Chari Actor Vinny Dillon Bhoomy Balan Actor Thushari Sajeewani Karishma's Mother Actor Andrew Sean Tuk Tuk Elvis Actor Nyla Levy Writer Philip John Director Trevor Ingman Producer Rosemary McGowan Producer Lucy Bedford Executive Producer Erika Hossington Executive Producer Ben Foster Original Music