Sixgun is a drama movie featuring the story of Tommy (Tommy Hill) and his problems. Tommy has fallen on hard times financially and is now powerless to stop his ranch being taken away by foreclosure. Desperate and without any source of income, Tommy comes out of retirement and decides that he will complete one last big crime so that he can pay off his debts and live comfortably after that. However, his plan is not without its flaws, and he ends up getting in serious trouble with a bandit who is looking to steal the same loot as Tommy. Another evil man (Robert Graham) from town also becomes involved in the situation. The three criminals lock horns and ultimately face off in a shootout to see who will win. Does Tommy have what it takes to win and pay off his ranch debt, or will he perish in his quest for money?