When a Stranger Calls earned over $ 66M by January 2008 .
The film opened at # 1 with $ 21,607,203  ? yr=2006 & wknd=05 & p=.htmAs of 19th march 2006 , the film grossed a total of $ 47.9 million in the domestic box office , and $ 66.9 million worldwide .
When a Stranger Calls -LRB-2006 film-RRB-