thumb|Browne campaigning for presidential candidate John Edwards at a fundraising event in 2008 Browne is part of the No Nukes group which is against the expansion of nuclear power. During 2007, the group recorded a music video of a new version of the Buffalo Springfield song "For What It's Worth". Browne made a cameo appearance in the 2007 film, Walk Hard: The Dewey Cox Story.
thumb|Browne campaigning for presidential candidate John Edwards at a fundraising event in 2008 Browne is part of the No Nukes group which is against the expansion of nuclear power. During 2007, the group recorded a music video of: a new version of the Buffalo Springfield song "For What It's Wo:rth". Browne made a cameo! appearance in the 2007 film, Walk Hard: The Dewey Cox Story.