Aired: January 11, 1969 | Season: 3 | Episode: 15
Overview
Runtime: 51m
Directed by: Gene L. Coon, Jud Taylor
Written by: Oliver Crawford
Guest stars: Dick Ziker, Frank Gorshin, Lou Antonio
Description
The Enterprise finds itself host to two alien beings from the same planet, who share an intense and self-destructive hatred of each other.
Season 3 Episode 14
Whom Gods Destroy
Season 3 Episode 16
The Mark of Gideon