Thomas Dodd
Thomas Dodd was a mondasian who lived in the time the planet Mondas seperated from the solar system and was on heading towards the dangerous Cherrybowl Nebula. h described himself as the "Purveyor and Fitter of Necessary Body Parts", where he deals in seling proper body parts, and not the new articificial organs that were created by the Mondasian Committee.
Upon meeting the Doctor, Thomas planned to lynch the Doctor's body parts to his seling merchandise, noting the Doctor's healt and that the stranger had no identity papers. He was later converted into one of the newly improved Cybermen. (BFA: Spare Parts)
Trivia
The Character was voiced byb Derren Nesbitt, who previously played the role of Tegana in DW: Marco Polo