Lori Shepler / Los Angeles Times
Gillian Anderson (Special Agent Dana Scully)
Anderson has narrated several documentaries on scientific topicsa handy way to trade on Scullys science background. In 2005 she played Lady Dedlock in a BBC adaptation of Charles Dickens Bleak House and was nominated for a BAFTA for best actress in a television series. Most recently she was tapped to host PBS Masterpiece Theater.