Setting a high bar for HBO's upcoming "The White House Plumbers," "Gaslit" looks at Watergate from the perspectives of several key players, deriving its title from the horrid treatment of Martha Mitchell. Losing a bit of momentum down the stretch thanks in part to its diffused storylines and semi-satirical tone, it's still an extremely well-cast look at the presidential scandal that made the suffix "gate" part of our lexicon.
