- 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
Endocrinologist who ended her romance with James Kirk in 2261 in favor of her career. She later married Dr. Theodore Wallace, whom she admired, after work brought them together on Aldebaran III. He was 26 years older than her and died a few years later. Janet helped McCoy cure a fatal radiation illness that triggered accelerated aging.