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 Elliot picks up the radio microphone to call Search Control, the radio headset on his shoulders turns round between shots.
Continuity mistake: When Thunderbird 2 launches Thunderbird 4, the number "4" on the puppet sized pod door in a close-up does not match that in the model scale long shot.
Continuity mistake: When Scott says goodbye to Goldheimer, you can that the cockpit window on Thunderbird 1 has bolts directly around it, but when Thunderbird 1 is pursuing the Hood a little later on, the cockpit window now has a metal border with bolts.
Continuity mistake: When Thunderbird 2 leaves its hangar, it has a small "Thunderbird 2", but when we see the craft in the air, the "2" has changed to a larger font.
Continuity mistake: When Scott arrives in Ireland in Thunderbird 1, he starts to land with the landing gear down and you can see wheels on the legs, but when Thunderbird 1 touches down, the wheels have changed to skis.
Continuity mistake: When Thunderbird 2 leaves the hangar, the craft still has the old-style steering column. The column changes twice throughout the episode.
Continuity mistake: When we see The Hood inside Thunderbird 1, the cockpit is placed in its vertical position, as opposed to horizontal when the craft lands.
Continuity mistake: When Bob Meddings boards the Fireflash and grabs hold of the pipe, the pipe is red both in a long-shot and a shot of him grabbing hold of it. When we see Meddings moving his hands along the pipe, it is now silver.
Move - And You're Dead - S1-E20
Continuity mistake: When we first see Alan in his racing car, a close-up shot shows the steering wheel on the left-hand side. However, the miniature model used for the distance shots shows the steering wheel on the right.
Move - And You're Dead - S1-E20
Continuity mistake: In a close-up of Victor Gomez' racing car, he has a very large number 7 behind the driver's position. But the miniature model used for the distant shot has only a small white number 7 on the door.
The Perils of Penelope - S1-E3
Continuity mistake: When Lady Penelope is at the café in Paris with Sir Jeremy Hodge, she orders a Pernod. When the waiter delivers the drinks, there is a clear coloured liquid on the tray. As soon as the waiter leaves, Lady Penelope is holding the white coloured Pernod.
The Perils of Penelope - S1-E3
Continuity mistake: Thunderbird 2 exists Pod 6 for this mission, but when it begins to move out of the hangar pod, you can see Pod 2 on the right of Thunderbird 2.
The Perils Of Penelope - S1-E3
Continuity mistake: When Alfred trips and falls in front of the gate, the gate is initially hinged on the right, but when we see Alfred in front of the gate in the next shot, the hinge is now on the left. (00:23:50)
Continuity mistake: When Tony and Bob are trapped at the bottom of the mine, Bob is trying to free himself from the plank of wood resting on him and you can see there is a square pole on the plank. The pole changes position between shots.
Continuity mistake: Before Jeff pushes the button on his desk to activate Operation Cover-Up, you can see there is a dark blue line around the edge of his sleeve, but in a close-up of him pushing the button, the line has disappeared. It reappears in the very next shot.
Continuity mistake: When the Thompson Tower collapses, Blanche asks Joe what are they going to do and you can see she is holding a handkerchief in her right hand. But in a full view of the family a few shots later, Blanche's handkerchief is nowhere to be seen.
Continuity mistake: When the woman crashes in the car park, the car stops with its front end atop the car next to the one it crashed into. But before the car explodes, the car can now be seen flat out on the ground.
Continuity mistake: When Scott and Virgil are testing the gas and Scott passes out, he can be seen falling forward but in the next shot has actually fallen backwards.
Attack of the Alligators! - S1-E23
Continuity mistake: When the giant alligator surrounds the house and starts to attack it, the pattern of its tail in a close-up is completely different to the pattern of the alligator as seen in a long-shot.
