Want To Know What Jake Gyllenhaal Is Really Like? Watch 'Nightcrawler,' He Says

Jake Gyllenhaal is a master of measured interview responses. I experienced it on the phone with him last year and again at South by Southwest on Saturday, where "All the Real Girls" and "Pineapple Express" director David Gordon Green interviewed Gyllenhaal in a room so full that stragglers watched the hourlong event on TV screens outside. 

Promoting "Demolition," the Jean-Marc Vallée-directed drama about an investment banker processing his wife's sudden death, Gyllenhaal waxed poetic about the "craft" of acting and a lifetime of Hollywood experiences. Here are a few brief takeaways.