Taran is a fictional character from Walt Disney's animated film "The Black Cauldron," which is based on the book series by Lloyd Alexander. He is a young pig-keeper who dreams of becoming a hero. Taran embarks on a quest to rescue a magical pig named Henwen and prevent the evil Horned King from using the power of the Black Cauldron. Throughout his journey, Taran is joined by various companions, including Eilonwy, a spirited princess, and Fflewddur Fflam, a bard with a magical harp. Together, they face challenges and learn valuable lessons about bravery, friendship, and self-discovery.