Do sleeping dogs lie forever? The question can be asked about Peter Landesman’s biopic of Mark Felt, the FBI agent who leaked drop after drop of damning information regarding the Watergate burglary to Bod Woodward and Carl Bernstein of the Washington Post, until they turned into a flood that drowned Nixon and acolytes in 1974. If one relies on the story as it is told here the dogs will indeed not wake. Mark Felt