Unfortunately, they’ve become so relatively commonplace that the impact has been dulled a little for me.

However, through the eyes of the audience, it’s never happened.

Instead, they could be the Seventeenth or even Eighteenth Doctor.

Custom Doctor Who image as Jo Martin’s Fugitive Doctor, Ncuti Gatwa’s Fifteenth, and David Morissey’s Jackson

Custom Image by Daniel Bibby

Not revealing which regeneration the guest actor is playing would add an extra layer of excitement and intrigue.

Even the episode’s title promised not-so-gently that David Morrissey’s character was in the Doctor’s future.

Alas, he was nothing but a human with false memories of being the Time Lord.

Custom Doctor Who image of Louise Jameson as Leela, Carole Ann Ford as Susan, and Elisabeth Sladen as Sarah Jane Smith

The latest Doctor Who series introduces the Fifteenth Doctor, joined by new companion Ruby Sunday.

The first time, I found an odd sense of joy in being fooled, butDoctor Whodid it again.

Again,Martin’s Doctor was not a coming regeneration, but rather one that had long passed.

With any luck, all these teases are leading to something more definite.

Jo Martin as Ruth and Jodie Whittaker as The Doctor in Doctor Who.

When an ex-Doctor actor comes back, their successor has often won over the audience by then.

Future Doctors may present the opposite issue.

Custom image of Sutekh and Ncuti Gatwa as the Fifteenth Doctor and Thanos looking content in Avengers: Infinity War

Doctor Who Season 14 Poster

The latest Doctor Who series introduces the Fifteenth Doctor, joined by new companion Ruby Sunday.

Headshot Of Ncuti Gatwa In The US premiere of the new season of the Disney+ series Doctor Who

Headshot Of Millie Gibson In The US Premiere Of The New Season Of The Disney+ Series Doctor Who

Doctor Who