[zackcrockett]

"Major Fraud" is an awesome doc.

Charles Ingram, a former British Army major, won £1,000,000 after his wife (planted in the audience) coughed to signify each correct answer. Unlike Larson, his winnings were rescinded.

[MBCook]

Of course he cheated, where as Larson simply took advantage of the system but played entirely within the rules.