Barbaro, 33, who plays the role of Dylan’s girlfriend Joan Baez, was captured playing the guitar alongside Chalamet who sang into a microphone while a harmonica appeared to be attached to his shirt.

This year, however, he’s got a rooting interest. Saltzman taught actor Timothée Chalamet how to play guitar for the role of Bob Dylan in “A Complete Unknown.” In turn, Chalamet earned a ...