Pale Horse (2011)

You've never seen the Old West like this before! Ex-slave and former Union soldier Cole has spent the years after the Civil War building a reputation as the most fearsome bounty hunter in the land. But when the tables turn and a bounty is placed on Cole's head, all hell breaks loose. Finding himself unable to protect the thing most precious to him-his family-Cole goes on a rampage of revenge, leaving a trail of blood and wreckage in his wake. With nothing but his horse, his one surviving son, and his gun, Cole's vengeful journey leaves no stone unturned and no culprit living! The thrilling miniseries from the writer of the critically acclaimed 28 DAYS LATER and HEXED!