Con man Dudley Jerico sets out to rob corrupt millionaire Victor Rosso of his legendary Gemini diamond, but there's another operator in town who is out to con the con.
The lost city of Kuma is ruled by the cruel, arrogant, beautiful queen, Ayesha, gifted with eternal life. She lures Leo Vincey into her world, seeing in him the reincarnation of the lover she long ago murdered in a fit of violent jealousy. Against all advice Leo is determined to stay and Ayesha persuades him to bathe in the flame of eternal youth... with disastrous consequences.
A man who was falsly accused for murder escapes the sheriffs and starts a new life in a town at the border of the States to Mexico. But he cannot settle in peace as his chasers are trying to find him.
Director William Dieterle's 1956 film biography of classical composer Richard Wagner stars Carlos Thompson, Yvonne De Carlo, Rita Gam, Alan Badel and Valentina Cortese.