Originally Posted by
NutLoose
You're missing a few clues, Is it the Duxford one?, however it has a freight door as you can see by the window configuration and an inflight probe fitted, also one clue you all have missed is you can see on the image where they have covered up the RAF front of the wing pax door and presumably added the rear pax door on the port side as shown in the film.
A simpler explanation would be that it's a K.3, which would therefore have both the freight door and rear pax door.
Which would make it either ZA147 at Bruntingthorpe or ZA148 at Newquay.