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 Untouchables (1959 TV series) (from "The Big Train"), and "The Gun of Zangara" (from "Unhired Assassin"). On November 10, 1991, NBC ran the two-hour movie "The Return of Eliot Ness", with Robert Stack as Ness. It was set in 1947, after Capone's death, and depicted Ness investigating the death of an Untouchables agent named Labine. "The Untouchables" was a landmark television series, that has spawned numerous imitators over the decades, such as "S.W.A.T.", "The F.B.I.", "Crime Story", the original "Hawaii Five-O" (Five-O's creator and executive producer, Leonard Freeman, served as executive producer on "The Untouchables" final season), Robert Stack's two later series, "Strike Force"