- 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
Young security crewman aboard the U.S.S. Enterprise NCC-1701. During a trip to Gamma Trianguli VI in 2267, Kaplan was instantly vaporized by a bolt of lighting from Vaal.