PrimeWire

You can now watch the entire Mastermind Season 2026 Episode 12 movie online in high-definition quality, complete with English subtitles for a better viewing experience. Best of all, there’s no need to download anything—simply stream it directly from your device anytime, anywhere.

The series continues with another four contenders taking to the black chair, answering questions on their chosen specialist subjects to earn a place in the semi-finals. Clive Myrie asks the questions, which this time are on the Jurassic Coast, the major plays of Molière, the band Queen and Mickey Mouse cartoons from 1928-1935.