How Timothee Chalamet became obsessed with Bob Dylan & even changed how he shaved in epic film that should win him Oscar [Video]

BEFORE Dune, before Wonka, before he met girlfriend Kylie Jenner, Timothée Chalamet signed up for his most challenging role . . . 

 . . . to play a young Bob Dylan in the biopic A Complete Unknown.

“Once I was in it, there was no coming back,” Chalamet affirmed in the film’s production notes. “I was fully in the Church of Bob.”

Last night, the 29-year-old box-office sensation, dressed in a smart dark navy suit, attended the UK premiere at London’s BFI Southbank — but without his high-profile, super-glam partner Jenner.

Also on the red carpet were director James Mangold, who cut his biopic teeth on Johnny Cash flick Walk The Line, Elle Fanning, who portrays Dylan’s …