Some years back there was a film with Jack Nicholson titled "The Border".
The music was by the great guitarist Ry Cooder, with Flaco Jimenez on accordion:
http://www.youtube.com/watch?v=CDeP0GLjeAgBackground Vocals: Arnold McCuller
Background Vocals: Bobby King
Bass: Buell Niedlinger
Accordion: Flaco Jimenez
Vocals: Harry Dean Stanton
Drums: Jim Keltner
Bass: Jorge Calderson
Percussion: Miguel Cruz
Guitar, Vocals: Ry Cooder
Saxophone: Steven Douglas
Background Vocals: Terry Evans
Keyboards: Van Dyke Parka
Background Vocals: Willie Greene Jr.
Writer: Jim Dickinson
Writer: John Hiatt
Writer: Ry Cooder