Steven Moffat’s novelization of “The Day of the Doctor” has finally confirmed that the Peter Cushing movies are part of the Doctor Who canon – in a sense.
It’s certainly appropriate that the novelization of “The Day of the Doctor”, the story that celebrated Doctor Who‘s 50th anniversary, is the one to subtly incorporate the Peter Cushing movies into the Doctor Who mythos.
They featured Peter Cushing playing the elderly “Dr. Who”, and they’re based on two popular William Hartnell stories.
He actually tried to purchase the rights to include Peter Cushing posters in UNIT’s Black Archive.