Oops! You need to enable JavaScript in your browser to start watching. Thunderbirds Are Go Up From the Depths (Part 1) Series 2 - Episode 6- Animated adventure series. A survey vehicle stalls at the bottom of the Marianas Trench, just as it discovers an old plane once flown by Jeff Tracy. 30 mins Share this episode: Copied to clipboard Share on Facebook Share on Twitter Copy link to share