The Holiday ending - Who killed Izzy and why?

EastEnders' Jill Halfpenny and Killing Eve star Owen McDonnell led the cast in this Channel 5 mystery. Who was Sean cheating with, and how did it end in murder?

Related Keywords

United Kingdom ,Malta ,Maltese ,Kate Eastender Jill ,Alex Fraser ,Evestar Owen Mcdonnell ,Rowan Siobhan Hewitt ,Holding Danny ,Eastender Jill Halfpenny ,Killing Evestar Owen Mcdonnell ,Siobhan Hewitt ,Cat Simmons , ,