Oops! You need to enable JavaScript in your browser to start watching. ITV Thunderbirds Are Go Heavy Metal Series 1 - Episode 13 - Reboot of the classic children's adventure series. Brains and Alan must try to shut down the Supreme Hadron Collider after it malfunctions. Sat Saturday 5 Sept 6.35am 30 mins 5 days left Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share