- 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
Romulan science officer whose field tests, in 2368, of an interphase generator left him needing help from the U.S.S. Enterprise NCC-1701-D. His tests knocked La Forge and Ensign Ro out of phase.