Stellan John Skarsgård is a Swedish actor. He is known for his collaborations with director Lars von Trier, appearing in Breaking the Waves (1996), Dancer in the Dark (2000), Dogville (2003), Melancholia (2011), and Nymphomaniac (2013). Skarsgård's English-speaking film roles include The Unbearable Lightness of Being (1988), The Hunt for Red October (1990), Good Will Hunting (1997), Ronin (1998), and King Arthur (2004).

Lars von Trier is a Danish film director and screenwriter.