In the series' second season, Farr left the series and was replaced by Mark Goddard as Detective Sgt. Chris Ballard. Future Batman star Adam West joined the cast during the third season as Sgt. Steve Nelson. The series moved to NBC for its third season and was increased from thirty to sixty minutes. The series was also retitled to Robert Taylor's Detectives. A total of 97 episodes were produced before the series was canceled in 1962. The series was produced for Four Star by Levy-Gardner-Laven Productions, which produced other successful Four Star series, such as The Rifleman, and The Big Valley.
Future Star Trek creator Gene Roddenberry was a contributing writer to the series.
Dell Comics adapted the series in the 60s.