Lina Leandersson born September 27 1995 is an IranianSwedish actress She is best known for playing the lead role of Eli in the 2008 Swedish romantic vampire film Let the Right One In based on the novel by the same name Lina Leandersson was born in Falun Sweden She took an interest in performing from an early age acting in amateur theatre performances attending drama courses and performing street and jazz dance One of her first roles was in amateur theatre performance playing the mother of a spoiled girl wanting new jeans In 2006 she appeared as a jury member in the Swedish song competition Lilla Melodifestivalen The same year she was selected as one of five from five hundred applicants to participate in Nickelodeons programledarskola which was televised in October 2006