Timothée Chalamet playing Bob Dylan in "A Complete Unknown."
Macall Polay
- James Mangold spoke to Business Insider about his Bob Dylan biopic "A Complete Unknown."
- Mangold explained why Timothée Chalamet spoke in Dylan's voice on set even when he wasn't filming.
- "A Complete Unknown" is in theaters now.
Writer-director James Mangold remembers exactly where he was and what he was doing five years ago when he decided to make a Bob Dylan biopic.
He was in...