Inside Llewyn Davis, the new film written and directed by Joel and Ethan Coen, which opened to critical acclaim in select theaters in New York City and Los Angeles earlier this month, expands to additional theaters in 43 more cities across the United States today, from Atlanta to Austin, Boston to Boise, St. Louis to San Francisco, Seattle, and many more. To find out where Inside Llewyn Davis is playing in a theater near you and for tickets, click here.

And tune in to NPR's World Café today to hear two of the film's stars, Oscar Isaac, who plays the title role of Llewyn Davis, and Carey Mulligan; and to PRI's Studio 360 with Kurt Anderson this weekend for an interview with Adam Driver for more on the film.

Inside Llewyn Davis follows a week in the life of a young folk singer as he navigates the Greenwich Village folk scene of 1961. The soundtrack, produced by T Bone Burnett, Joel Coen, and Ethan Coen, with Marcus Mumford as its associate producer, has topped Indiewire's Critics' Poll as the Best Soundtrack of 2013. The album, released last month on Nonesuch Records, features 12 new recordings created especially for the film and soundtrack, as well as a never-before-released recording of Bob Dylan performing his song "Farewell," which was originally recorded during the sessions for his album The Times They Are A-Changin' and is available exclusively on the soundtrack.

Justin Timberlake, one of the stars of the film; Chris Thile, who, with his fellow Punch Brothers, performs on the soundtrack; and Mumford all offer some insight on creating the music for the film and, in particular, the recording of one track, "The Auld Triangle," on which they all sing, in this new behind-the-scenes featurette: