Mademoiselle Bismuth

Mademoiselle Martha Bismuth is the secondary, later tertiary antagonist of the 1995 French-German-Spanish Steampunk/Fantasy film The City of Lost Children

She is a bioengineered being created by an inventor as well as Kran, Uncle Irving the Clones, all of them cursed by a fairy, Bismuth curse was to be "small as a grasshopper".She and the clones help Krank with his experiments with children so Krank can finally sleep.

When the Cyclops in the port city abduct children, she is in charge of paying them and taking the kids to Krank.

During the film it is revealed that both Krank and Bismuth attacked the scientist who created them, believed him dead and throw him to the sea, but later the scientist (now a diver) recovers his memory and sets on a suicide mission to destroy Krank's rig with dynamite, meanwhile Miette and One infiltrate in the rig to rescue One brother and the other children, Mademoiselle Bismuth aknowledges of Miette presence and tries to kill her with a revolver but is harpooned from the back by the Diver, then the Diver convinces the clones as he is the "original" to help him destroy the rig, one of them asks the dying Martha if it hurts, and she answers that she is allergic to steel, when the Diver and the clones leave, Martha in a sudden change of heart helps Miette get to the children giving her the key to Krank's lab, but then Martha betrays her and activates a trap door under Miette but One rescues her and falls instead, One is later rescued along with the kids, and Mademoiselle Bismuth dies either from the Harpoon or the rig's explosion.