Guerdon Saltonstall Trueblood (November 2, 1933 – March 3, 2021) was a Costa Rican-born American screenwriter, producer, director and actor. (Via Wikipedia)
Jaws 3-DFilm • 1983
Terror Out of the SkyFilm • 1978
Tarantulas: The Deadly CargoFilm • 1977
Ants!Film • 1977
The Savage BeesFilm • 1977
