- Arnold Andrew Warren: I'm trying to say as politely as I know how that you're not being very loyal to your race.
- James A. Baxter: Which race is that? Negro or human?
- Narrator: [Opening Narration] For two days, a Senate Subcommittee has been meeting to consider the nomination of a man named Arnold Warren for an important post in the International Space Program. David Vincent has reason to believe that Warren is an alien. He has 24 hours to prove it.
- Narrator: [Epilog Narration] James A. Baxter, Special Investigator for a Senate Subcommittee, a formidable ally for David Vincent, who will join the battle against an alien race - the Invader from the sky.