The Last Mercenary is a 1968 Spanish/West German/Italian international co-production of a modern-day Western.

It was directed by Mel Welles who was uncredited for financial funding reasons.

[1] The film was shot in Rio de Janeiro and Spain.

Following service in the Congo Crisis, two mercenary comrades in arms go their separate ways to new assignments.

Mark Anderson flies to Rio de Janeiro where he is hired to protect mineral mines in the interior of Brazil from saboteurs.