Cale Tucker

Cale Tucker is the main protagonist of Don Bluth's animated science fiction film Titan A.E.. He is voiced by Matt Damon as an adult and Alex D. Linz as a kid. Cale is the son of professor Sam Tucker, one of the minds behind the Titan Project. When the Drej attack Earth, he and his father were separated. Later on, this caused Cale to feel some resentment towards his father.

Personality
As a kid Cale liked to build inventions with his father. His character can be described as bit cocky and sarcastic. When Joseph Korso, who was a friend of his father, tries to persuade him to join his mission, Cale doesn't take him seriously and mocks the whole idea of going on a quest to save humankind. Eventually, Cale steps into the role in restoring Earth and saving what's left of the human race from the Drej.