- 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
Klingon governor of the Kriosian System. In 2367, the Kriosians rebelled when they were aided and prompted by the Romulans. Vagh, however, believed the crew of the U.S.S. Enterprise were inciting unrest. He was almost assassinated by Geordi La Forge under Romulan control as part of a plan to separate the Klingon and Federation alliance.