- 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
Hypochondriac on U.S.S. Voyager. Seven claimed Telfer squandered resources with weekly sickbay visits that always proved negative. Telfer used medical exemptions to avoid away missions.