In 1820 Louisiana, river pirates tangle with plantation owners while gambling ship pirate queen Lili Scarlet falls in love with planter André Tulane to the dismay of rival Hugo Marat, leader of the river pirates.

In 1820, André Tulane (Lex Barker), hot-tempered scion of a Louisiana plantation family, is debt-bound to Lili Scarlet (Patricia Medina), notorious gambling ship queen, and the daughter of Jacques Scarlet (Ian Keith) , a former pirate with Jean Lafitte. André helps Lili fight off the river pirates led by her former fiancé Hugo Marat (Warren Stevens) after he has seized control of Lili's gambling-boat.—Les Adams <[email protected]>