
Season 19, episode 19
Earthshock (1)
- 25 min
The TARDIS crew arrives on Earth in the 26th Century in a cave system where a military force is investigating the disappearance of a palaeontological expedition.

Season 19, episode 19
The TARDIS crew arrives on Earth in the 26th Century in a cave system where a military force is investigating the disappearance of a palaeontological expedition.