- 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
Engineering crew member serving on the U.S.S. Enterprise NCC-1701-D. Kopf tried to take the ship out of warp when Picard transferred ship's controls to the engineering department. He didn't succeed.