@psymon

No, it wouldn’t, but Jodie Whittaker would need a very good reason indeed to effectively announce that she’s unavailable for work throughout most of 2020 and probably into 2021. That’s why it’s so difficult to keep a change of Doctor secret. Actors have mortgages (and small children to feed) and most UK actors (even the current Doctor)…[Read more]

@psymon

Maybe on early pre-Hartnell Gallifrey it was assumed to be impossible?

That’s what I’d go for. The Martin Doctor and Gat are from Gallifrey’s past. Which past isn’t what the Doctor thinks, maybe. Or maybe it’s her own and the Master’s past?

The thing about the alternate timeline – where are the clues? The only clue I could possibly…[Read more]

@Psymon

As you say, there have been multiple instances of two or more incarnations of the Doctor and his/her Tardis assembling without obvious problems, though I think that there have occasionally been allusions to potential problems arising. What has been shown to cause a serious paradox is when the Tardis materialises inside her past or future…[Read more]