![William Hartnell](http://image.tmdb.org/t/p/w92/4vfk0bAtRoSnScLcNAYCXMwYzTI.jpg)
The TARDIS arrives on the coast of seventeenth century Cornwall — much to the astonishment of Polly and Ben. Pirates led by Captain Samuel Pike and his henchman Cherub are searching for a hidden treasure, while a smuggling ring masterminded by the local squire is trying to off-load contraband.