The Texan, a Civil War Veteran whose reputation of being the fastest gun in the west precedes him, roams across Texas from town to town, not looking for trouble; trouble finds him.

A lynch mob wants to hang a young man convicted of killing a family of homesteaders; Bill rides in with a stay of execution from the governor just as the mob is about to break into the jail; the desperate prisoner escapes.

Bill stops to visit his friend, a well-respected sheriff, only to find that the whole town has turned against him, and he's been jailed for killing an unarmed kid; Bill seeks to discover the real truth.

Bill is captured by a posse and accused of being one of the men who robbed a bank and shot the banker; only the sheriff, whom the banker hates for being in love with his daughter, is inclined to believe Bill.

Bill is sent into Mexico to investigate and put an end to a counterfeiting ring that's been operating there making phony American currency; the lawman he was to contact is ambushed and killed, leaving Bill to handle the situation alone.