Atli Oskar Fjalarsson is an Icelandic actor. He started working in voiceover roles at the age of twelve before being cast in the movie Jitters at 16. As of 2017 Fjalarsson is living and studying in Los Angeles. Atli Oskar Fjalarsson is an Icelandic actor. He started working in voiceover roles at the age of twelve before being cast in the movie Jitters at 16. As of 2017 Fjalarsson is living and studying in Los Angeles.