A poor boy and a prince exchange identities and lives while the villainous Captain of the Guard plots to take advantage of this.

In 1714 Peru, a friar is tried by the Inquisition for questioning God's intentions when five die in the collapse of an Andean rope bridge.

A pair of lookalikes, one a former French aristocrat and the other an alcoholic English lawyer, fall in love with the same woman amongst the turmoil of the French Revolution.