- 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 officer who, in 2267, ordered the U.S.S. Enterprise to investigate a galaxy-wide time warp distortion and determine if the phenomenon was natural or a prelude to invasion by an unknown enemy.