Secret filming captures the remarkable recovery of a man claiming he can barely walk, while a woman who claims to have lost her phone on a drunken night out gets a sobering response from her insurers. A careless cyclist's personal injury claim hits the skids, the Insurance Fraud Enforcement Department catch a teenager selling fake insurance policies to unsuspecting motorists, and an attempt to extend a holiday abroad goes down the pan. In America, a doctor giving chemotherapy to healthy patients is exposed in the country's biggest health-care fraud.