Undead or Alive: A Zombedy (2007)

Director: Glasgow Phillips
Cast: Chris Coppola, Chris Kattan, James Denton, Leslie Jordan, Lew Alexander, Matt Besser, Navi Rawat, Todd Anderson

Synopsis:

Elmer Winslow is a soldier on the run from the Union Army, and Luke Budd is a cowboy with a broken heart. When the two misfits rob the corrupt sheriff of an old west town, they have no idea that a plague of zombies is sweeping the country, or that Geronimo’s sexy niece may be their only hope of survival.