Gordon in Bushwacked (1995), one of the kids being mentored by a criminal disguised as a scout leader.
Or they display no heterosexual interest:
Todd in The New Swiss Family Robinson (1998), who lets his brother Shane (John Asher) romance the desert-island girl.
Blake's jumpy nervousness and wounded expression got him cast as some murderers or arsonists, usually gay-vague, but then he jumped back into gay characters with Duncan, the only gay student at a magic academy on a 2004 episode of the paranormal Charmed.
In 2006-2008, he played the gay-vague Karl, a teenager living among the evil Others, on Lost.
In 2012 he played half of a gay couple in the movie Neighbors.