- 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
Member of the people known as the Chalnoth. Esoqq was imprisoned with Captain Picard during an alien experiment in 2366. Esoqq had been kidnapped from Chalna by unknown lifeforms, and he was replaced by a near-identical copy of himself, also part of this experiment.