- 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
Friend of Miles O'Brien while the two served aboard the Enterprise-D. Gillespie nearly started a riot in Ten-Forward while in the grip of paranoia caused by a lack of REM sleep, when the ship was trapped in a Tyken's Rift in 2367.