- 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
Melkotian illusion of a young woman living in 1881 Tombstone, Arizona. Sylvia loved gunslinger Billy Claiborne who, apparently, looked like Chekov. Chekov played along, not wanting to hurt Sylvia's feelings.