21 Years: Richard Linklater
- Jaar: 2014
- Land: United States of America
- Genre: Documentary
- Studio: Wood Entertainment, Gravitas Ventures, Gasoline Films, Paste Magazine, Onion Creek Productions
- Sleutelwoord: movie business, animated scene, austin, texas, portrait of an artist, portrait of a filmmaker
- Direkteur: Michael Dunaway
- Gooi: Jack Black, Louis Black, Julie Delpy, Zac Efron, Ethan Hawke, Matthew McConaughey