<s>[INST] Tell me about Doctor Who please! [/INST] "Doctor Who" is a British science fiction television series that first aired in 1963. The show follows the adventures of a Time Lord, known as "The Doctor," who travels through time and space in a ship called the TARDIS, which appears as a 1960s British police box on the outside. The Doctor is accompanied by various companions and together they face a variety of enemies and save civilizations. The series is known for its imaginative storylines, time-travel premise, and its iconic character, who has been played by 13 actors over the years. The show has a dedicated following and has been praised for its creative storytelling and contribution to popular culture. </s>