- 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
Self-propelled missiles consisting of a small quantity of matter and antimatter bound together in a magnetic container, used as a tactical weapon by Federation starships.
Photon torpedoes are the preferred weapon when a ship is at warp drive since they are not limited by the speed of light, as ship's phasers are.