Sir Leslie Colin Patterson KBE, a bumbling, flatulent, lecherous Australian ambassador to the United Nations, is sent to an oil rich Gulf state to try to make peace after a UN blunder. While there, he escapes from a firing squad and discovers a diabolical plan to hold the world to biological ransom! Meanwhile, undercover CIA agent Dame Edna Everage arrives on a Possums For Peace tour. On a visit to a local factory, she also discovers the real truth. Together, Sir Les and Dame Edna set out to save the world.