Cash Cab is a Fraud

Discovery advertises Cash Cab as a show where unassuming people enter a taxi and are suddenly shocked to discover they are contestants on a game show. However, according to this article Cash Cab is a total fake, with contestant's being pre-screened; the viewer is given the impression that the person is simply hailing a cab.

Also fake money given at the end of the ride with a check mailed at a later date.