- Captain Blue: This is a priority message, Codeword Ark - Captain Indigo is in the hands of the Mysterons.
- Captain Scarlet: [Indigo takes a car] He's taken a car. I'm going after him.
- [the lodge starts to get lower]
- Captain Scarlet: Get out of there! The lodge is coming down!
- Dr. Giadello: We can't use the lift mechanism whilst the lift mechanism is in operation. You must stop it, Captain Scarlet.
- [cut back to Scarlet]
- Dr. Giadello: The master key is in the console in the in the back of the lodge.
- Captain Scarlet: I already looked; it wasn't there. He must've taken it with him. I'll get it back. Out.
- Dr. Giadello: [General Peterson is having trouble operating the Mysteron detector] You just press here and pull.
- [photograph of Indigo comes out instead of X-ray]
- Dr. Giadello: Colonel White! Captain Indigo's a Mysteron!
- The Mysterons: This is the voice of the Mysterons. We know that you can hear us Earthmen. We know of your pathetic attempts to discover our secrets, but you will never succeed. You will never solve the mystery of the Mysterons.