- 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
Origin: photostar. Sentient energy beings which lived within a photostar and were inadvertently taken aboard the Voyager in samples. They broke confinement to find refuge in the Holodeck and took "prisoners" by way of materializing the crew users there until ascertaining their "brethren" had been set free.