- 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 Clanton gang who fought the Earps at the infamous OK Corral in ancient Tombstone, Arizona. Pavel Chekov portrayed Billy Claiborne in a bizarre charade created by the Melkotians in 2268. In actual history, Billy Claiborne survived the fight, but Chekov as Claiborne was killed by Morgan Earp in the Melkotian re-creation.