- 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
Enaran citizen and member of the ethnic group known to Enaran society as the Regressives. Dathan and his people were systematically exterminated by the Enaran government in the mid-24th century. Before his death, Dathan was romantically involved with Korenna Mirell.