- 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
Fictional bartender from the Dixon Hill novels. Rex was the proprietor of Rex's Bar in the holographic re-creation fashioned by Captain Picard.