Joseph Anthony Campanella was an American character actor. He appeared in more than 200 television and film roles from the early 1950s to 2009. Campanella was widely known for his roles as Joe Turino on Guiding Light from 1959 to 1962, Lew Wickersham on the detective series Mannix from 1967 to 1968, Brian Darrell on the legal drama The Bold Ones: The Lawyers from 1969 to 1972, Harper Deveraux on the soap opera Days of Our Lives from 1987 to 1992, co-host of Science International from 1976 to 1979, and his recurring role as Jonathan Young on The Bold and the Beautiful from 1996 to 2005.

Mannix is an American detective television series that ran from 1967 to 1975 on CBS. It was created by Richard Levinson and William Link, and developed by executive producer Bruce Geller. The title character, Joe Mannix, is a private investigator played by actor Mike Connors.