"Generally I don't like to talk about Bob, just people are so eager for some piece of gossip," explains Baez, who was Dylan's romantic and musical partner in the mid-'60s.
But she says the Scorsese film "sounded so intelligent. My manager said 'Listen, why don't you do it? It's the best that's ever gonna come along. You can do it, it'll be there, and you'll never have to talk about him again.' I said 'fine,' and I enjoyed it."
"Bob Dylan: No Direction Home" came out on DVD Tuesday 20. It airs in two parts on PBS affiliates Sept. 26-27.
Celebrity Couples of 2014 [PHOTOS]