<Tr> <Th> Budget </Th> <Td> $20 million </Td> </Tr> <Tr> <Th> Box office </Th> <Td> $24.1 million </Td> </Tr> <P> Let Me In is a 2010 American - British romantic horror film written and directed by Matt Reeves and starring Kodi Smit - McPhee, Chloë Grace Moretz, Elias Koteas, and Richard Jenkins . It is a remake of the 2008 Swedish film Let the Right One In . The film tells the story of a bullied 12 - year - old boy who develops a friendship with a female child vampire in Los Alamos, New Mexico in the early 1980s . </P> <P> Interest in producing an English - language version of Let the Right One In began in 2007 shortly before it was released to audiences . In 2008, Hammer Films acquired the rights for the English adaptation and initially offered Tomas Alfredson, the director of the Swedish film, the opportunity to direct, which he declined . Reeves was then signed to direct and write the screenplay . Reeves made several changes for the English version such as altering the setting from Stockholm to New Mexico and renaming the lead characters . The film's producers stated that their intent was to keep the plot similar to the original, yet make it more accessible to a wider audience . Principal photography began in early November 2009, and concluded in January 2010 . The film's budget was estimated to be $20 million . </P>

What is the movie let me in about