Two for Texas

In 1836, two prisoners escape from a Louisiana chain gang run by a vicious strong boss. In the process of the escape, the strong boss is killed which sets his brother, the ex-warden on a chase of the men. However, the two join up with Sam Houston's army to fight the Mexicans which also sets them free from previous charges. The ex-warden then sells guns to the Mexicans which leads to the Alamo massacre and the death of their friend, Jim Bowie... (imdb)