- 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
Planetary site of an unspecified disaster, possibly preventable by advances in cybernetics and regeneration.. Doctor Crusher feels her theories combining aspects of those fields could prevent such tragedies in the future.