In 2013 , Johansson voiced the character Samantha , an intelligent computer operating system , in Spike Jonze 's film '' Her , '' replacing Samantha Morton in the role . The film premiered at the 8th Rome International Film Festival , where Johansson won Best Actress ; she was also nominated for the Critics ' Choice Movie Award for Best Supporting Actress . Johansson was intimidated by the role 's complexity , and considered her recording sessions for the role challenging but liberating . Peter Travers believed Johansson 's voice in the film was " sweet , sexy , caring , manipulative , scary and award-worthy " . '' Time '' magazine 's Richard Corliss called her performance " seductive and winning " , and '' Her '' was rated as one of the best films of 2013 . She also won the Saturn Award for Best Supporting Actress at the 40th Saturn Awards in 2014 for her performance . Johansson was cast in the role of an alien who preys on men in Scotland in Jonathan Glazer 's science fiction movie '' Under the Skin '' ( 2013 ) . The film , an adaptation of Michel Faber 's novel of the same name , took nine years to complete . For the role , she learned to drive a van and speak with an English accent . Johansson improvised conversations with non-professional actors on the street , who did not know they were being filmed . It was released to generally positive reviews , with particular praise for Johansson . Erin Whitney , writing for '' HuffPost '' , considered it her best performance to date , and noted that it was her first fully nude role . It earned Johansson a BIFA Award for Best Performance by an Actress in a British Independent Film nomination
40th Saturn Awards
40th Saturn Awards
Scarlett Johansson