John Stalberg Jr. is an American film director and screenwriter. His 2019 film Crypto, starring Beau Knapp, Kurt Russell, Alexis Bledel, and Luke Hemsworth, was released in theaters on April 12 by Lionsgate. His 2010 film High School, starring Adrien Brody, Matt Bush, Sean Marquette, and Colin Hanks, premiered at the 2010 Sundance Film Festival and was released in theaters on June 1, 2012 by Anchor Bay Entertainment.