Bisham
From Tardis Wiki, the free Doctor Who reference
Bisham was an executive grade residing on Pluto who manufactured PCM in the chemical plant for the Usurians' Company. He was arrested for illegally taking some pills which were a PCM antidote meant for executives only. He met the Fourth Doctor while being detained, and was freed by Leela. He helped them overthrow the Company. (TV: The Sun Makers)