- 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
Noncorporeal being able to assume humanoid form. Onaya subsisted on energy produced by a brain engaged in imaginative invention, a response she beguiling stimulated. Although Onaya caused the deaths of her prey, she justified herself to Sisko as bestowing immortality through unlocking a victim's hidden talents.