Woody Guthrie and the Ghost of Tom Joad Today.

Narrated by Rosanne Cash and featuring music from Bruce Springsteen, this timely film connects the paths of two American icons—songwriter Woody Guthrie (who penned "This Land is Your Land") and novelist John Steinbeck (who wrote "The Grapes of Wrath")—as they forged a bond in a campaign to ease the suffering of migrants in California, and their legacy today.