Thandie Newton worked in television shows her whole life.
Thandie Newton . As of 2016 , she plays the sentient android , the madam Maeve Millay in the HBO science fiction-Western television series Westworld , which earned her a Critics ' Choice Award and Golden Globe and Screen Actors Guild Award nominations . She also portrayed DCI Roz Huntley in Series 4 of the BBC One police procedural series Line of Duty .