If Clark Gable were to return to Hollywood, he'd never get ahead
playing the heterosexual stiff who muddles through Gable and
Lombard. The aberrant roles that count for an actor these days
are more likely to be found in Masters and Johnson. Consider
what's happening to Chris Sarandon. In his first movie role as
Al Pacino's homosexual "wife" in Dog Day Afternoon, Sarandon was
on screen for only 11 minutes, but was so convincing as the
fluttery transvestite that he was nominated for an Oscar as best
supporting actor. Not that he's about to be typecast in swishy
roles, however. In the forthcoming Lipstick, Sarandon muddles up
his sexual identity by playing the average, clean-cut psychopath
next door who rapes Margaux Hemingway.  That kind of out-front
sexuality has sent producers and talk-show hosts charging after
Sarandon. But they'll have to find him first. Sarandon, 33, is
an elusive actor and free soul who holes up in a ramshackle,
century-old house 40 miles north of New York City. And instead
of being gripp