Errand of Mercy
- Episode aired Sep 23, 1987
- TV-Y7
![Spiral Zone (1987)](https://m.media-amazon.com/images/M/MV5BZjMyYTMzNmItODY5OC00OGEzLWFlNGYtZjNhODEyMjQxODc5XkEyXkFqcGdeQXVyMzU1ODUxOTk@._V1_QL75_UY281_CR3,0,190,281_.jpg)
A girl named Carol Ward is discovered who is immune to Zone bacteria, and both sides race to find out why.A girl named Carol Ward is discovered who is immune to Zone bacteria, and both sides race to find out why.A girl named Carol Ward is discovered who is immune to Zone bacteria, and both sides race to find out why.