What is the Doctor's relationship with his companions, and why are they so important to the show?

The Doctor, the main character of the long-running British science fiction TV show Doctor Who, has a unique relationship with his companions. The Doctor is a Time Lord, an alien race from the planet Gallifrey, who travels through time and space in a time machine called the TARDIS. He often takes on human companions from Earth to accompany him on his adventures.

The Doctor's relationship with his companions is one of the most important aspects of the show. His companions serve as the audience's entry point into the Doctor's world and are often used to provide exposition and ask questions that the audience might have. They also act as the Doctor's conscience, challenging him and holding him accountable for his actions.

The Doctor's companions are not just passive observers, however. They are active participants in the Doctor's adventures, often saving the day themselves and developing their own storylines and character arcs over the course of their time on the show. The Doctor's companions are diverse and come from all walks of life, and their relationships with the Doctor often provide commentary on social issues and the nature of humanity.

In short, the Doctor's companions are an integral part of the show. They provide a human connection to the Doctor's adventures, serve as both the Doctor's conscience and active participants in his adventures, and often provide social commentary and explore important themes. Without the companions, the show would not be the same.