Pit of Peril - S1-E2
Continuity mistake: Although the Sidewinder fell on its back, the crew is always seen standing the right way in the control room.
Pit of Peril - S1-E2
Other mistake: When the atomic reactor goes down 20 points in the Sidewinder, look at Frank and you can see his left eyebrow is missing.
Pit of Peril - S1-E2
Continuity mistake: When Brains is showing Scott and Virgil the diagram he has drawn, you can see in some shots he is holding a pencil in his right hand. But in close-ups of the diagram, he no longer has the pencil in his hand.
Pit of Peril - S1-E2
Plot hole: The Sidewinder was heating up all the time and it was becoming increasingly uncomfortable for the crew men inside, yet none of them thought to take off their thick jackets.
Pit of Peril - S1-E2
Continuity mistake: During the launch sequence of Thunderbird 2, Virgil is sitting in his seat with the steering wheel in front of him the correct way, but when Brains comes down in the lift, the steering wheel is upside down.
Pit of Peril - S1-E2
Continuity mistake: When we see a model of the US Army helicopter and the four crew members outside it, you can see there is no-one inside the helicopter, but when we see the crew members talking outside the helicopter, a man has suddenly appeared.
Pit of Peril - S1-E2
Visible crew/equipment: At the start of the episode when there are close-ups of Colonel Sweeney's face, studio lights can be seen in the reflection of his sunglasses.
Pit of Peril - S1-E2
Continuity mistake: Once Frank has started talking for the first time in the episode, he has taken his hat off. Once the Sidewinder has started moving again his hat has reappeared back on his head. The moment it tips on its side his hat is once again off.
Pit of Peril - S1-E2
Revealing mistake: When the four US Army members are talking outside the US Army helicopter discussing the Sidewinder situation, there is a man in the helicopter who is someone else and not Helijet Pilot Charlie.
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)
The Perils of Penelope - S1-E3
Continuity mistake: While Parker is driving FAB 1, when Penelope holds up her communications compact for Parker to identify the train attendant, in the shot facing the compact she has a pink sleeve, but Penelope's attire is all blue. (00:30:20)
The Perils of Penelope - S1-E3
Continuity mistake: When Lady Penelope is in her bed in the monorail, she is wearing a pink night dress, but when Penelope awakens to find an intruder outside her room, she is now wearing a blue dress.
The Perils of Penelope - S1-E3
Continuity mistake: As it bears down on Penelope's perilous position, the leading car on the Anderbad Express monotrain keeps changing colour, from white and red to silver and blue.
The Perils Of Penelope - S1-E3
Visible crew/equipment: When Dr Godber is sitting at his table at the Atalante Restaurant in Paris, you can see studio lights in the reflection of his glasses.
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
Other mistake: When Virgil enters Thunderbird 2, there are no pods to the left of Pod 3.
The Perils Of Penelope - S1-E3
Visible crew/equipment: When Sir Jeremy Hodge climbs out of his bed, you can see a human hand pulling him out.
The Perils Of Penelope - S1-E3
Visible crew/equipment: When Gordon is firing his pistol at Dr Godber, you can see one of the film crew holding Gordon's leg.
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
Deliberate mistake: When Thunderbird 2 lands at the Anderbad Train Station, part of Thunderbird 2 catches fire.