Williams was announced as a cast member on April 3rd, 2008. Joss Whedon described her performance: "And I'm lucky because I have an amazing cast - people like Olivia Williams. She plays the woman who runs the Dollhouse or as she herself has said, 'I'm British, of course I'm a villain!' And it's so easy to play it as a villainous part and Olivia Williams is enormously sympathetic and has a great sadness so that every time she does something actually terrible, she makes you feel sorry for her. And every time she does something surprising decent, she'll do it in a very snarky fashion. And [her performance] sort of embodies that duality..."
- Olivia Williams Joins Cast
- Sullivan, Brian Ford (2009-01-06). INTERVIEW: JOSS WHEDON TALKS "DOLLHOUSE," FEARS AND WORRIES. Rants & Reviews. thefutoncritic.com. Retrieved on 2009-01-07.