This is a list of fictional characters who were companions of the Doctor, in various spin-off media based on the long-running British science fiction...

former companions continued to make appearances on Doctor Who, they have sometimes been accompanied by some of their own companions from the spin-offs when...

audio plays by Big Finish List of Doctor Who radio stories List of supplementary Doctor Who episodes Doctor Who spin-offs These titles are normally prefixed...

is a list of fictional creatures and aliens from the universe of the long-running BBC science fiction television series Doctor Who, and spin-offs: Torchwood...

television series Doctor Who, first appearing in 1977. K9 has also been a central character in three of the series' television spin-offs: the one-off K-9 and Company...

sixth episode of the fourteenth series of the British science fiction television series Doctor Who. It was simultaneously released on Disney+ in the United...

popular companions. Ace appeared in ten stories (32 episodes), and was the final companion in the original run of the classic series. Doctor Who script...

releases List of Doctor Who audio plays by Big Finish List of Doctor Who radio stories List of special Doctor Who episodes Doctor Who spin-offs "Dr Who 'longest-running...

Campbell in spin-off media) is a fictional character in the British science fiction television series Doctor Who. The granddaughter of the Doctor and original...

This is a list of actors who have appeared in the long-running British science fiction television series, Doctor Who. See also References The following...