TELEVISION
Angst in the Parking Lot
YOU KEEP ROOTING FOR AMERICAN PLAYHOUSE. The PBS series is television's only regular outlet for serious, original works of American drama. Too often, however, what you get is windy trifles like Mrs. Cage. Adapted from a one-act play by Nancy Barr, it stars Anne Bancroft as a housewife who, without apparent reason, shoots a woman in a supermarket parking lot following a violent robbery, then confesses the crime to a police lieutenant, played by Hector Elizondo. The drama consists almost entirely of a long, rambling, needlessly elusive dialogue in which the woman's motive is gradually...