- 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
Starfleet captain of the U.S.S. Horatio, and close friend of Jean-Luc Picard's, who alerted Picard to the possibility that Starfleet had been infiltrated. In 2364, Keel was killed. He was survived by two sisters, Anne and Melissa.