Gillian Anderson being generally iconic and fabulous Photos 1 6 by David LaChapelle and I believe the rest are Jeff Dunas. #gilliananderson #90s #thexfiles #xfiles #danascully The Facts of Life' Drama + Gillian Anderson's Thong Happy birthday to stunning Gillian Anderson who turns 57 today! She of course played a massive part in making The X Files one of the most iconic sci fi shows of all time, and 7 of Gillian Anderson's most iconic outfits Gillian Anderson at Vanity Fair Oscar Party, 2001.