Why “Walk the Line” director James Mangold circled back to Johnny Cash for “A Complete Unknown”
The filmmaker first tackled the life of Johnny Cash in 2005's Walk the Line, which garnered tons of acclaim, including an Oscar win for Reese Witherspoon and a nomination for Joaquin Phoenix. Now, Mangold returns to Cash in A Complete Unknown, another musical biopic, this time centered on the rise of a young Bob Dylan ( Timothée Chalamet ).