Cash Cab: After Dark

Unsuspecting New York City taxi passengers hail a cab and suddenly find themselves on a TV game show. They can win money for correctly answering a series of fun trivia questions. But answer three questions wrong -- and they're out on the street.

Night falls on New York, the city that never sleeps! In "Cash Cab After Dark", the city is livelier, the stakes are higher, and the prize money is doubled! Host Ben Bailey picks up unsuspecting passengers and takes them for a ride in his game show taxi.
(Source: http://dsc.discovery.com/tv-schedules/series.html?paid=1.141)