- Narrator: [Epilog Narration] David Vincent will seek out the Invader again, facing a world that cannot believe him, not quite so alone now. For he has found another who does believe: a girl of courage and spirit; a girl of vision.
- Narrator: [Opening Narration] The manager of a famed resort hotel has been driven to suicide by the delusion that alien beings had taken over his hotel. Convinced that the man's story was no delusion, David Vincent promptly traveled to the small Virginia airport.
- Margaret Cook: Who are you?
- David Vincent: David Vincent.
- Margaret Cook: That's just a name.
- David Vincent: Well, right now I drive the mountain bus. I'm also a crusader. I'm out to save the world. A lot of people think I'm a nut.
- Margaret Cook: Why?
- David Vincent: What would you say if I told you I go around the country chasing flying saucers?
- Margaret Cook: Well, I'd say you were fun.