Next week on Holby City, Zav is determined to expose Cameron's killer secret, while Essie begins her cancer treatment and Nicky gets a heart-stopping opportunity. Here are the seven biggest moments to ...

Holby City has just dropped its biggest twist of the year by killing off doctor Zav Duval – just as he'd finally uncovered Cameron's sinister secret. Zav has spent the last few weeks trying to dig up ...