While the Civil War rages on between the Union and the Confederacy, three men – a quiet loner, a ruthless hitman, and a Mexican bandit – comb the American Southwest in search of a strongbox containing $200,000 in stolen gold.

Italy, 1916. Oreste Jacovacci and Giovanni Busacca are called, as all the Italian youths, to serve the army in the WWI. They both try in every way to avoid serving the army.

Treacherous Roman senator Lucius Quintilius plans a secret journey into Thrace to recover a legendary treasure. He is accompanied by his daughter Livia posing as a Christian slave girl, his cruel henchman Commodio, and Terenzius, an ex-gladiator and Nero look-alike who fools the local Thracians into believing he is the real Emperor. But Lucius's plans are thwarted by Spartacus and his band of rebels who succeed in capturing the treasure for Thrace. When news arrives from Rome that the real Nero has died, local Roman governor Consul Metellus joins forces with Spartacus to defeat the traitors.

A drifter helps a ranch couple fend off the approaches of a ruthless landowner.

A Texan sheriff and his younger brother travel across the border into Mexico to confront the man who killed their father.

An actor is approached by a group of men offering him a job posing as an executive at a diamond exchange to help them pull off a robbery.