- 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
A technician first-class on the U.S.S. Enterprise in 2267. Harrison nearly suffocated on the bridge when Khan cut the air supply. Captain Kirk's log reflected a commendation for him.