by Lenca Kubalkova, is a magical sprite and sister of Lightning. Introduced in the second film, she is originally a minion of the Black Witch, but betrays her and joins the side of good with Fantaghirò. In the third film, Bolt says that she and her brother are now training to be angels. They both can transform into flying bolts of lightning. Caroline (Carolina), portrayed by Kateřina Brožová, is one of Fantaghirò's sisters. She has golden hair, is a romantic and is aware of her beauty, traits that usually infuriate Fantaghirò. In the first film she marries Ivaldo, she is pregnant in the second film, and by the third film she has a son. She can briefly be seen in the fourth film, but only at distance, and her face cannot be seen clearly. Cataldo, portrayed by Stefano Davanzati, is one of Romualdo's closest friends. He appears in the first and second films as Romualdo's companion. He comes up with the idea of holding a swimming competition to reveal Fantaghirò's true gender in the first film. He later falls in love with and marries Catherine. Catherine (Caterina), portrayed by Ornella Marcucci in the first film and Barbora Kodetová in the second and third films, is the eldest sister of Fantaghirò. She is level-headed, wise and patient. She marries Cataldo in the first film, is pregnant in the second film, and has a son in the third film. She has a non-speaking role in the fourth film when their castle is shrunk to the size of a toy, but her face cannot be seen clearly. Darken, portrayed by Horst Buchholz, is a cruel wizard so powerful that it is forbidden to speak his name. He is the father of Tarabas and wants his son to be just as evil as he is. He appears in the fourth film as the main villain who creates a black cloud that causes destruction wherever it goes. He is powerful enough to revive the dead with a kiss, and wields a sword forged from the blood of giants. Esmeralda (Smeralda), portrayed by Elena D'Ippolito, is a young princess seen in the third film. Her parents are killed when Tarabas's clay soldiers attack under his command to kidnap all the royal children of the world. Fantaghirò takes Esmeralda under her care and eventually adopts her. Esmeralda is playful and headstrong, much like Fantaghirò was in her