The Playroom is a morbid, two-hour, sadistic drip-tease. The drips are a revolting quintet of teen-age boys and girls who call themselves "the Filthy Five," and hang out in a surrealistically appointed turret room of a quaint Manhattan apartment building. These kids are not remotely real, but they have most of the commercially fashionable maladjustments from homosexuality to reefer-dragging, though Playwright Mary Drayton permits one youngster to be merely obese.
The girl leader of the gang, played with edgy, neurotic menace by Broadway Newcomer Karen Black, has a "ather fixation and consequently a poisonous hostility toward her new stepmother. The girl eggs...