Disney Character Costume Ursula Disney Villains - Description Ursula, the Sea Witch is a fictional character and the main antagonist of Walt Disney Pictures' 28th animated film The Little Mermaid (1989). She is voiced by Pat Carroll, who also provides her vocals for all the canonical animated media. Ursula is based on the "sea witch/sorceress" character in Hans Christian Andersen's story "The Little Mermaid". In the original story the sea witch is a neutral enabler, but for Disney's adaptation,
