Walk the Line is a 2005 American biographical drama film, directed by James Mangold and based on the life of country singer-songwriter Johnny Cash. The film stars Joaquin Phoenix, Reese Witherspoon, Ginnifer Goodwin, and Robert Patrick.

The film focuses on Cash's younger life, his romance with June Carter, and his ascent to the country music scene, with material taken from his autobiographies. Walk the Line's production budget is estimated to have been US$28,000,000.^[1]

The film previewed at the Telluride Film Festival on September 4, 2005, and went into wide release on November 18. This film was nominated for five Academy Awards including Best Actor (Joaquin Phoenix), Best Actress (Reese Witherspoon) and Best Costume Design (Arianne Phillips). Witherspoon won the Oscar for Best Actress, the film's sole Oscar winner.