- 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 law official, or mediator, on Rubicun III. In 2364 Liator sentenced Wesley Crusher to death for, essentially, walking on the grass in a park.