- 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
Virtually immortal Nol-Ennis commander forced to wage a never-ending conflict with the Ennis on a Gamma Quadrant moon. Though sick to his heart from killing, Zlangco could not stop the violence.