Highway Patrol (U.S. TV series) use many radio codes for brevity and clarity. The "Highway Patrol" show radio call signs are CHP-style, except California Highway Patrol uses the first part to indicate the geographic region/office. Dan Mathews unit "21-50" would be a CHP unit at office 21, which is in Napa County, California. "Star Trek" creator Gene Roddenberry wrote five episodes, sometimes using the pseudonym "Robert Wesley". Future producer Quinn Martin is sound supervisor in the show's early years; style elements of "Highway Patrol" are evident in his later productions: ("The Untouchables", "The Fugitive", "Barnaby Jones", "The Invaders", "The FBI" and "The Streets of San
The Invaders heavy vegetation of a jungle. The full-scale saucer used in ground scenes, however, was physically different on the outside and inside than "The Invaders" one. The series proved to be enormously popular in France (first aired in 1969 as "Les Envahisseurs"), and it is still a local favorite, inspiring books, comics, songs, comedy skits ("Les envahisseurs" by "Les Inconnus"), and even TV advertising commercials. In Italy, it became a popular "filler" for syndicated TV stations (like other 1960s series such as "Hawaii Five-O" and "") in the 1980s. The series also met with success in South America and Germany. It