Both humans and Klingons have been lured to a planet by a formless entity that feeds on hatred and has set about to fashion them into a permanent food supply for itself.
Episode rating
Cast of episode
58
17
17
3
3
1
1
- Captain James Tiberius 'Jim' Kirk
- Dr. McCoy
- Mister Spock
- Chekov
- Scott
- Sulu
- Uhura
- Kang
- Mara
- Galloway
- Joaquin
- Klingon Soldier
- Klingon Crewman
- Security Guard
- Security Guard
- Lt. Lemli
- Engineer
- Kirk's Henchman
- Klingon Crewman
- Klingon Crewman
- Klingon
- Chief Humboldt
- Security Officer