Continuity mistake: When the Professor goes up to check on the solar reflector tower it collapses, and as it falls down the mountain the reflector's triangular center breaks off, but in the following shots it's perfectly intact for the episode's plot. (00:16:05)
Continuity mistake: When Thunderbird 2 leaves the hangar, the craft still has the old-style steering column. The column changes twice throughout the episode.
