"Maurice Barrymore began life as Herbert Blyth, amid the jumbled bazaars and golden temples of East India. Sent to England for proper schooling, he was expelled from Harrow, quit Oxford, became Britain's middle-weight boxing champion, then turned to acting. When his hyper-Victorian family of civil servants, soldiers, and clergymen disowned him, he took the name "Barrymore," and sailed for America, where he married Georgie, the brilliant daughter of...