Timothée Chalamet explains why he pushed for the musical performances to be recorded live, rather than be pre-recorded, in A Complete Unknown.

American artist Suze Rotolo, Elle Fanning's character in James Mangold's Bob Dylan biopic 'A Complete Unknown.'

Timothée Chalamet’s lauded transformation into rock icon Bob Dylan in “A Complete Unknown” was so complete, it went all the way down to his cuticles. The “Dune 2” actor, 28, ended rampant speculation about whether the surprisingly long fingernails he has in the new biopic (out Dec. 25) are actually his own during an interview with Fandango.