There was a distinctly ‘Doctor Who’ feel to the cast - from the accomplished Colin Baker (the Sixth Doctor) as Ebenezer Scrooge, to Peter Purves (companion to the First Doctor, and later ‘Blue Peter’ ...

Arriving on the planet Dido in the late 25th Century, the Doctor and his companions come upon a crashed spaceship from Earth. Its two occupants, a paralysed man and a young girl, are living in fear of ...