- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
A planet of non-corporeal beings who stopped a war between the UFP and Klingon Empire in 2365 and enforced the first detente between them for years afterward. Kor led the Klingons' would-be occupation force there, an encounter with James T. Kirk that Worf knows well a century later.