- 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
Survival training professor at Starfleet Academy. Zakarian's multiple allergies inspired his nickname, Sneezy. He was not well-liked and B'Elanna Torres claimed to know more survival tricks than he did.