The one on the left shows Peter Capaldi’s Twelfth Doctor and his companion Clara, played by Jenna Coleman, as they prepare for their first series of adventures together in 2014.
The photo on the right is a still from Soft Top, Hard Shoulder, a 1993 film written by Capaldi and starring himself and his actual companion, wife Elaine Collins.
Apart from the colour of the phone box, the right-hand picture gives us a pretty good idea of what Doctor Who might have looked like if Capaldi had been cast 20 years earlier (and had the opportunity to choose his co-star).
And it’s hard not to believe that he deliberately struck the very same pose two decades later, as a reminder that we are real-life time travellers…
Sign up to the Radio Times newsletter for the latest TV and entertainment news