Mastermind 1975 Episode 4 Episode 4 ( Air Date 1975-09-25 ) Genre Talk category. Overview "An American at Oxford University, a Miner, a Chartered Surveyor and a Systems Analyst make up the group who are in contention tonight for the Mastermind title. They are: RICHARD CARDEN, Systems Analyst JACK TOMLINSON, Miner VICTOR SIDE, Chartered Surveyor STEVEN SCHNEEBAUM, Student".