- 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
Character from the epic 8th-century Earth heroic poem. Unferth was a courtier to King Hrothgar, and during a holographic reconstruction of the epic objected to the intrusion of crew members from the U.S.S. Voyager.