- 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
Enterprise-D crewmember in 2370, generally stationed on the bridge. Gates was on duty when the ship was en route to Starbase 219, and operated conn during the search for the U.S.S. Pegasus in the Devolin system. She was relieved at the conn by Lt. Ro Laren when the Bajoran visited the ship on Stardate 47941.