- 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
Former Maquis member deeply uneasy serving aboard a Starfleet ship. Together with Seska, he offered to support Chakotay if he decided to lead a mutiny against Captain Janeway, a suggestion Chakotay firmly rejected. Later, Jarvin was involved with a woman from Quantum Mechanics.