Legend of Sarah (by James Gow & Arnaud d'Usseau; produced by Kermit Bloomgarden) shows the serious-minded authors of Tomorrow the World and Deep Are the Roots having their first fling at comedy. The result is innocuous, but it is also tenuous and labored—the sort of play that could end virtually anywhere and never seems to end at all.
It tells of young Minerva Pinney (Marsha Hunt), who quarrels with the arrogant young writer (Tom Helmore) she is living with in Greenwich Village, and goes back to her New England home. Descendant of a Revolutionary War heroine who once detained General Howe for...