Russell T Davies says he will 'happily defend' his call to stop casting straight actors in gay roles and insists he 'never meant to upstage' heterosexual actors
Earlier this month, the screenwriter, 57, said gay characters in his latest drama are played by gay actors
It's A Sin follows the stories of three gay 18-year-olds who arrive in London in 1981, at the beginning of the HIV epidemic
Davies said at the time directors must cast gay men because you 'wouldn't black someone up'
Discussing his comments on Thursday's Loose Women, he said that he will 'happily defend' his remarks and that he never meat to 'upstage' straight stars