Should gay roles be reserved for gay actors?

On the straight and narrow ... Darren Criss said playing Andrew Cunanan would be his last gay role after winning the Golden Globe for The Assassination of Gianni Versace (Photograph: Rachel Murray/Getty Images for Hulu)

It is 1992. A young actor named Will Smith, already a famous rapper and sitcom star, is nervous about his first big film role, as a gay con artist in Six Degrees of Separation. It’s a part that requires him to…