The Doctor

The Doctor is a fictional extraterrestrial who belongs to the species known as the Time Lords, originating from the planet Gallifrey. As a centuries-old, highly intelligent alien, the Doctor has the ability to regenerate into new forms, allowing for different actors to portray the character over time. The Doctor travels through time and space in a ship called the TARDIS, typically helping civilizations and preventing disasters. With a curiosity-driven nature and a strong sense of justice, the Doctor uses wit, compassion, and advanced technology to solve problems and combat threats across the universe.