Episode 9: Checkmate First ITV broadcast: Friday 24th November 1967, 7.30pm [ATV Midlands/Granada] Estimated first run ratings: 9.1 million First CBS broadcast: Saturday 17th August 1968, 7.30pm The episode begins with an aggressive roar from Rover as it rolls through the Village. Everyone stops completely still, apart from one man (George Coulouris). Number Six notices …