The Doctor has regenerated but it hasn't gone well. He's mentally unraveling and needs a place to rest beyond outside influences. Unfortunately the Master has laid a trap for the TARDIS that denies the Doctor undisturbed recovery time.
Did You Know?
Production was granted two extra months due to Peter Davison
's commitment to Sink or Swim
(1980), which was intended to air in the autumn. The BBC decided to hold Doctor Who
(1963) back until January to avoid having Davison star in two very different programmes simultaneously. See more
If... My dad used to say that "if" was the most powerful word in the English language