- 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
Officer aboard the U.S.S. Enterprise NCC-1701-D in 2367 assigned to the engineering department. Larson tried to prevent a cascading failure on the Argus Array.