- 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
Starfleet officer in charge of the U.S.S. Ajax, an Apollo-class vessel, in 2327. Narth was Cortin Zweller's first commanding officer after Starfleet Academy.