- 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
Twentieth-century scientist from Earth who assisted in the Army's communication attempts with the stranded Ferengi trio of Nog, Quark, and Rom in 1947. Carlson later helped the Ferengi escape their incarceration and subsequent return to their own timeline. Carlson was engaged to Faith Garland at the time.