A Very English Scandal writer Russell T Davies has said that the success of his AIDS crisis series It’s A Sin is partly the result of his decision to only cast gay actors in lead roles.The five-part Red Production Company drama landed on HBO Max last month after notable success in the UK, where it garnered a string of five-star reviews and became Channel 4’s most-streamed box-set on record, with all five episodes racking up nearly 19 million views on All 4.The series features appearances from the likes of Neil Patrick Harris, Stephen Fry, and Keeley Hawes, but at its heart is a cast of relative newcomers, who form the backbone of a story about a group of friends living their best lives on the 1980s London gay scene before AIDS steamrolls