Ben Jackson played by Michael Craze

Michael Craze as Ben Jackson
First regular appearance: The War Machines
Last regular appearance: The Faceless Ones

Ben joined the Doctor with Polly and left with Polly, the two were nearly inseparable. Polly met Ben at a night club where Able Seaman Ben Jackson was moping over his drink. Polly was finally able to cheer him up, and they set out on their adventure with The War Machines. He also witnessed William Hartnell's regeneration to Patrick Troughton.

Ben Jackson has met these regenerations of the Doctor:
  • London, Earth (20th century)
  • Seaman