Infomercials are long TV commercials, usually lasting about half an hour. They are often hosted by celebrities and are designed to look like celebrity talk shows or light and entertaining news shows.

The Screen Actors Guild's 2003 Commercials Contract, which has been extended to 2008, covers infomercials shot on film, although the guild also has a separate five-page agreement that deals with them ...

A program-length TV commercial (also done sometimes on radio) that's very similar in appearance to a news program, talk show or other non-advertising format that provides consumers with in-depth ...