manager told Sky News.Her family reported her missing last Thursday — with friends taking to the streets of Hollywood to search for her, plastering the area with missing-person posters, according to a Twitter account set up as part of the hunt.The official fan account for “Doctor Who” was among those tweeting the poster in a huge push to find Fear.A cousin of the London-born actress also begged for help online, saying Fear “has no family in the US and we’re all really worried.”The @FindTanyaFear