Doctor Who said goodbye to a companion for the first time, and they are still one of the show's most important characters.

Wait, Who Is Susan Foreman in Doctor Who?! For those who aren’t familiar with the show’s early days, the First Doctor traveled with his granddaughter Susan. The show began with Susan masquerading as a ...

Susan was a teenager when she fled Gallifrey with The Doctor (William Hartnell) before the series even premiered in 1963. They settled in 1963 London, where The Doctor parked the TARDIS in a South ...