Whether it's on or off-screen, some Doctor Who companions' best stories happen after they decide to depart the TARDIS and say ...

John Nathan-Turner was always keen to innovate in his early days on Doctor Who. A more up to date electronic theme tune and score? Check. A more advanced robot companion than K-9? Er, not quite.

Doctor Who companions' exits are pivotal moments that ... and she used to love the festive time of the year until her mom died in hospital at Christmas during the COVID-19 pandemic.

The Whoniverse continues to expand as another companion is set to join the Doctor ... and can regenerate if he ever gets injured or dies. Doctor Who Season 15 is on its way, and so is actress ...

Elizabeth Sladen made Sarah Jane Smith the quintessential Doctor Who companion and her appearances reflected the series' evolution.