Johnny Crawford may have been the best child actor of his generation, at least on television. Born into a theatrical family, he began his TV career as one of the original Walt Disney Mousketeers, but he quickly moved on to much more prominent and demanding work as the co-star of the Western series The Rifleman. The series, telling of the adventures of a widowed sodbuster and his son on the frontier, was an immediate hit and ran for five years. During this period, Crawford proved himself to be a superb actor in his own right, and he was given many scenes that he was required to...