John Oliver discusses the growing issues of pharmaceutical companies marketing directly to and through doctors.

John riffs on Ecuadorian President Rafael Correa, '50 Shades of Grey', and the unethical legal practices of tobacco company Phillip Morris International.

John discusses United Kingdom general elections, judicial elections, and the Chinese New Year.

John demonstrates the importance of infrastructure with a trailer for a movie thriller about civil engineering, starring Edward Norton, Vincent D'Onofrio, and Steve Buscemi. He also discusses Boris Nemstov.

John Oliver discusses a Fanta controversy in Germany, citizenship grievances for those in U.S. territories, and cigarette packaging.

The NCAA doesn't pay students athletes because they are considered to be amateurs. They are considered to be amateurs because they don't get paid.

If you have money, committing a municipal violation may pose you a minor inconvenience. If you don't, it can ruin your life.

John heads to Russia to interview Edward Snowden as part of a segment on government surveillance.

John discusses the Internal Revenue Service (IRS), with a special appearance from Michael Bolton.

John discusses patents, Earth Day, and doomsday, with a special appearance from Martin Sheen.

John Oliver explores the concept of changing and cheap fashion and some of the ugliest truths of the manufacturing process.

John discusses standardized testing.

John discusses Victory Day in Russia, paid parental leave, and Japanese government mascots.

John discusses chicken farming.

John discusses the 2015 FIFA corruption case.

John explains why America's bail system is better for the reality TV industry than it is for the justice system.

John discusses the 2015 European Games, the Canadian Senate expenses scandal, and torture with the voice of special guest Helen Mirren.

Online harassment is a major problem, but it is rarely prosecuted. If only we'd been warned about this in the early days of the internet.

John discusses US Supreme Court decisions on gay marriage and Obamacre, former President of Ukraine, Viktor Yanukovych, transgender rights and leap second.

John discusses how taxpayer money is funding private sports stadiums.

Iran nuclear treaty; El Chapo prison escape; North Korea hosting Laibach band; food waste.

John explains why mandatory minimum sentences, especially for drug-related crimes, are in desperate need of reform.

John explains why Washington, D.C. deserves to be the 51st state - or at least get full voting rights in Congress.

Sex education in America; GOP Debate; India's short-lived porn-site ban; overpricing at Whole Foods.

Despite the victory for marriage equality this summer, there is a long way to go to end LGBT discrimination, as John explains.

John talks about problems concerning public defenders in the American Judicial system, a Michigan state legislature scandal, Guatemala's unusual election, and Queen Elizabeth II and delivers a message from the Lady of Perpetual Exemption.

John talks about Pope Francis visiting the USA and the immigration crisis in Europe.

John discusses Russia's involvement in Syria, the U.N. General Assembly, and the problems with the national system for treating mental illness.

John takes a look at the harmful effects of the oil boom in North Dakota.

John discusses the upcoming Canadian election and urges Canadians not to vote for Stephen Harper.

Main story: Election 2015 and the Medicaid Gap; plus, China & Kenny G.; Syria peace talks; 'Star Wars' impact on Ukraine elections; United Kingdom tax credit vote.

United Kingdom proposed online mass surveillance law, Veterans Day, Washington Redskin trademark, Prisoner Reentry. Interview with Bilal Chapman.

John talks about the recent Paris attacks, China's Singles Day, the Koh-i-Noor diamond and Daily Fantasy Sports.

John reflects about the Paris attacks aftermath and how useless the U.S. penny is.