More than 10 years after playing one of the co-founders of Facebook, Andrew Garfield is going viral with the help of Maya Hawke in the trailer for Mainstream. The 37-year-old actor plays Link, a mysterious stranger who helps a young woman named Frankie (Maya Hawke) with her YouTube videos, which begin to explode with popularity. As they flirt with actual mainstream success, Frankie begins to learn that Link may not be who he says he is. New trailer: More than 10 years after playing one of the co-founders of Facebook, Andrew Garfield is going viral with the help of Maya Hawke in the trailer for Mainstream