Barbara Rush is at her most exotically beautiful in the lush costumer Kiss of Fire. Based on Jonreed Lauritzen's novel The Rose and the Flame, the film stars Ms. Rush as Lucia, princess of Spain, who while residing in New Mexico discovers that the king is dying and that she must return home immediately to save her throne from pretenders. Escorting Lucia westward to the Pacific Ocean is former Spanish nobleman El Tigre (Jack Palance). In spite of themselves, the Princess and El Tigre fall in love. But before they can act upon their impulses, hero and heroine must face various and sundry dangers in the wild Southwest.
~ Hal Erickson, All Movie Guide