Erik Selvig is a fictional character in the Marvel Cinematic Universe, which crosses over several Marvel Studios superhero films. Selvig first appeared in Kenneth Branagh's 2011 film Thor, where he was portrayed by Swedish actor Stellan Skarsgård. Skarsgård then reprised the role in Joss Whedon's 2012 film The Avengers, and the 2013 sequel Thor: The Dark World, directed by Alan Taylor. Skarsgård also reprised his role as a cameo in Joss Whedon's 2015 film Avengers: Age of Ultron.