|Played by||Richard Franklin|
|Years active||1971 - 1974|
|Travelled with||Third Doctor|
|First story||Terror of the Autons|
|Last story||Planet of the Spiders|
|John Benton||A hamfisted bun vendor|
First showed up in Terror of the Autons. He turned traitor in Invasion of the Dinosaurs and was allowed to "resign quietly" from UNIT but showed up again in Pertwurst's final story Planet of the Spiders.