Serial (radio and television) usually ran from Monday through Friday at exactly the same time every day. A show called The Smith Family which ran only one night a week on WENR in Chicago during the early 1930s was credited as the "great-granddaddy of the soap operas" by radio historian Francis Chase, Jr. One of the other shows that helped pioneer the daytime soap opera/serial was "The Guiding Light", which debuted on NBC radio in 1937, and then switched to CBS Television in 1952. "The Guiding Light" final episode aired on September 18, 2009, having a total of 15,762 episodes air on CBS. Some
Soap opera The first major soap opera hit in Australia was the sex-melodrama "Number 96", a nighttime series produced by Cash Harmon Television for Network Ten, which debuted March 1972. The program dealt with such topics as homosexuality, adultery, drug use, rape-within-marriage and racism, which had rarely been explored on Australian television programs before. The series became famous for its sex scenes and nudity and for its comedic characters, many of whom became cult heroes in Australia. By 1973, "Number 96" had become Australia's highest-rated show. In 1974, the sexed-up antics of "Number 96" prompted the creation of "The Box", which rivaled