NEW YORK - The Norwalk man accused of trying to blackmail talk-show host David Letterman pleaded guilty Tuesday.

Robert Halderman admitted he tried to force Letterman to pay him $2 million in exchange for not revealing Letterman's affairs with staffers.

As part of the deal, Halderman agreed to six months in jail and 1,000 hours of community service.

Halderman is a producer for CBS' "48 Hours Mystery."

AP wires contributed to this story.