A 500-ton U.S. Army walker, Sidewinder, falls into a pit during testing and International Rescue are called to save the crew trapped inside.
Up Next in Season 1
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The Perils of Penelope
Lady Penelope goes on the trail of a kidnapped scientist, only to find herself in mortal danger at the hands of a megalomaniac determined to exploit the expert's work to his advantage.
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Day of Disaster
The Allington Bridge collapses while a space rocket is being transported over it, trapping the rocket on the riverbed and inadvertently initiating its automatic countdown. International Rescue is called upon to save the crew before the rocket launches.
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Terror in New York City
While returning from a mission, Thunderbird 2 is seriously damaged when it comes under attack from a new, high-speed U.S. Navy strike vessel, the U.S.N. Sentinel. After an operation to move the Empire State Building disastrously ends in the tower's complete collapse, Jeff asks that Thunderbird 4 ...
