[2] Riddle later worked as a disc jockey in Arizona, and KDEO in San Diego before he joined the staff at KRLA in Los Angeles in 1960.
[4] Riddle simultaneously hosted Channel 9's daily 9th Street West program and the station's Hollywood a Go Go, which aired on Saturday nights.
[1] From 1983 to 1994, Riddle produced and narrated the talent competition show Star Search, which was hosted by Ed McMahon.
[1] In the 1990s, Riddle served as a producer for series such as Triple Threat, Out of the Blue, House of Pop, and Destination Stardom.
He also oversaw the production of various Spanish series and specials for Telemundo and Univision, and he managed acts for record labels such as Sony BMG and EMI Latin.
[10] As an actor, Riddle played an announcer in the sitcom Green Acres, the film Clambake (1967), and later in the series Burke’s Law.