>> i probably wouldn't have touched this role if it wasn't for james mangold.that they were pen pals, they had written all these letters back and forth to each other. johnny had reached out to him at the beginning. so i saw the importance of johnny in bob's life at that time. >> jordan: the letters are fascinating because they truly are, they show a personal side to cash, they kind of found -- they live isolated lives in their own fame but were able to reach out and talk to one another. did you see those letters? did you work off of those letters? i know they show up in this film. this seems very honest to that part of the history. >> yeah, i reread them on the way over here. they are written on the back of airplane sickness bags and really, just two guys at the, you know, epic of fame. isn't that such a comment, so famous but you can't afford stationary? and you are the top of your game at this time. >> there was no spell-check or autocorrect. >> jordan: [laughs] no. is there, in your creative life, is there somebody else who is a cash or a dylan in your creat

and so, then i walked into the rehearsal room, and it was just james mangold and timmy.b -- looking back at the email, bob dylan was, like, in all caps, in bold. so, they were just calling, like, timmy bob dylan. [ laughter ] so i'm the only, like, girl in america to be let down by having a rehearsal with timothee chalamet. >> jimmy: by timothee chalamet. yeah, yeah. [ laughter ] >> i was like, "it's you?" >> jimmy: "it's only timothee chalamet? oh, gosh." [ laughter ] that's hilarious. >> yes, but -- i know. maybe one day. >> jimmy: is there anything new that you learned while you were watching the movie or -- or filming the movie? >> gosh, i mean, there's so many things i learned. i mean, my character is sylvie -- >> jimmy: yeah. >> -- and she's based on suze rotolo, which i didn't know much about suze. >> jimmy: i know photos of her. i don't know much about her. >> exactly. yeah, she is famous for being on "the freewheelin'" album cover with bob dylan. and she was, kind of, his first girlfriend and love. and it was bob himself who actually wanted her name to be change