Terry O'Quinn Character: John Locke Show: Lost John Locke is my favorite character on Lost, so I'm a little biased, but I can't imagine another actor playing him than Terry O'Quinn. The character of Locke is so complicated, requires so many aspects to feel genuine that, in the wrong hands, Locke could have been a joke. Start Page / #10 / #9 / #8 / #7 / #6 / #5 / #4 / #3 / #2 / #1