Channel 4

Channel 4 is a British public-service television broadcaster that began transmission on November 2, 1982. Although largely commercially self-funded, it is ultimately publicly owned; originally a subsidiary of the Independent Broadcasting Authority (IBA), the station is now owned and operated by Channel Four Television Corporation, a public corporation of the Department for Digital, Culture, Media and Sport, which was established in 1990 and came into operation in 1993.

Supernanny and Jo Frost: Extreme Parental Guidance were broadcast on Channel 4.