Al Alvarez touched down in Las Vegas one hot day in 1981, a dedicated amateur poker player but a stranger to the town and its crazy ways. For three mesmerizing weeks he witnessed some of the monster high-stakes games that could only have happened in Vegas and talked to the extraordinary characters who dominated them--road gamblers and local professionals who won and lost fortunes on a regular basis.

Set over the course of one tournament, The Biggest Game in Town is botha chronicle of the World Series of Poker--the first ever written--and a portrait of the hustlers, madmen, and...