Getting stranded on an inhospitable island with a bunch of nefarious characters and a blood-thirsty beast that lurks in the bushes has turned out to be a good thing for Dominic Monaghan. The British actor acquired cult fame status by playing the hairy-footed Hobbit Merry Brandybuck in the “Lord of the Rings” trilogy. And now his smoldering portrayal as tortured rocker Charlie on ABC’s “Lost” (tonight at 8) has positioned him as one of the hit show’s breakout stars. [More]