Second of all the man in the picture is a very young Sid Haig So I first saw in House of a thousand corpses and then again in the devil's rejects, But he's known for many many budget horror movies throughout the '70s and '80s He is the only Lawgiver with speaking lines iirc

This episode is notable in that it is the first one of FOUR episodes which James t Kirk himself talks a computer into confused submission 6 months later the prisoner would release a very similar premise episode on the BBC called The general It was in the zeitgeist of the culture, automation