Donald Barrett is the founder and president of ITV Direct, an infomercial company producing infomercials for broadcast in the United States. He is known for creating medical infomerials of questionable content. Among those he has personally interviewed in ITV's infomercials are Kevin Trudeau, Lorraine Day, and other fringe medical practitioners. Infomercials are television commercials that run as long as a typical television program (roughly thirty minutes or an hour). ... Kevin Mark Trudeau (born February 6, 1963) is a television infomercial spokesperson[1] and convicted felon[2] who grew up in Lynn, Massachusetts, USA. His news-style infomercials – broadcast frequently on late night TV in North America – have promoted a range of products, including health aids, dietary supplements (like coral... Lorraine Jeanette Day, MD is a practitioner of alternative medicine who claims to have discovered the cause and cure of cancer, as a result of God showing her how to recover from her own cancer with a 10 step plan. ...

Some of the "guests" Barrett has had on ITV Direct programs have claimed that most people suffer from mucoid plaque, tapeworms, and other believed intestinal disorders. Mucoid plaque or mucoid rope is an alleged thick coating of mucus-like material in the alimentary canal. ... Tapeworm can mean: Tapeworm, parasitic flatworms that live as adults in the digestive tracts of vertebrates. ...