Browse - Most popular shows featuring: public participation^x

100 contestants begin every show, but who will make it to the end and answer a question only 1% of the country can get right... and win up to £100,000?

Each week, John Walsh leads viewers through unsolved violent crimes that urgently need to be closed - where time is of the essence and harnessing the power of ID's active and engaged audience could bring these criminals to justice. Joining John in every episode is his son, Callahan Walsh, who leads the operation on the ground, working in tandem with the community and local authorities to search for persons-of-interest. In partnership with the National Center for Missing & Exploited Children (NCMEC), In Pursuit with John Walsh will also feature two missing children each hour, providing age-progression photos and descriptions in the hopes that viewers can provide new leads to their whereabouts.

The original British version of the quiz show that's become a worldwide hit. Host Jeremy Clarkson asks hopeful contestants a series of questions, each more difficult than the last. As the questions get harder, the prize money increases, until at last the lucky (or smart) contestant reaches the million-pound prize.

There are many taxi cabs in New York City, but only ONE pays the passengers. Ben Bailey quizzes unsuspecting passengers until they reach their destination. If they answer correctly, they will earn money, but if they answer three questions incorrectly, that is "three strikes", and they will be kicked out of the cab on the spot. The questions increase in difficulty and value as the game progresses. If the contestant reaches their destination without striking out, they can go "double-or-nothing" on a video bonus question.

Hosted by Fiona Bruce, this show is a roadshow of antiques experts who value heirlooms and antiques that members of the public bring in. The objects range from £10 books to thousands of pounds worth of paintings. The show has been running for decades and many people have been shocked by the worth of objects they thought were worthless.

Stephen Mulhern presents the pop-up gameshow based on the original 'Saturday Night Takeaway' feature. The host takes their unique brand of games and quizzes to the streets, challenging unsuspecting members of the public for a chance to win.

Medical series broadcast live featuring doctors trying to find cures for people with mysterious conditions.

In Britain, our towns and cities are a treasure trove of hidden history, with 6,000 years of human habitation encased in the earth beneath our feet. Now, The Great British Dig challenges British communities to get their hands dirty and uncover the history that is, literally, in their back gardens.

The Weakest Link started in the UK and other countries like the USA, New Zealand and Australia liked it so much they bought it's format. The Weakest Link and the frightening Anne Robinson is now famous worldwide! The concept is simple. Contestants compete to win a prize money which is gathered over 7 rounds. The players must answer a chain of correct answers and say BANK to save the current amount they are on. If they have a chain of nine correct answers or reach their target of 5,000 then that round is over. At the end of each round every player is asked to vote off who they believe is the weakest link. The person who is the weakest link is asked to leave the show and not continue the game. At the end when only two remain, each must answer 5 questions and whoever has the most questions wins the total money banked over the eight rounds. The series is shown everyday on the BBC with the ordinary public but many times throughout the year a special edition is shown. These include famous celebrities where they try and raise money for a charity of their choice. These are usually aired on a Saturday evening whereas the normal episodes are shown weekdays early evenings.

In a pioneering series that reveals the inner workings of the legal system, a fictional murder case is tried in a real court, by eminent legal professionals and a jury of 12 members of the public.

This series explores the true stories behind historic sites, artifacts and tall tales at the request of citizens all over America, with the help of an inquisitive team of fact-finders with an uncanny talent for uncovering the truth.

Presented by Cornelia Frances, the show featured nine contestants competing for a potential prize of $100,000.

Hosted by Theo Von, Deal With It is a hidden-camera prank show with the ultimate twist. Unsuspecting members of the public secretly will be recruited to pull a prank on their unwitting companions with absolutely no time to prepare. If they agree to participate, they must obey all instructions given through an earpiece from a secret control room nearby.

Grayson Perry, one of Britain's leading artists, brings the nation together through art, making new works and hosting masterclasses set to unleash our collective creativity during lockdown.

Rav Wilding and Ginny Buckley hit the streets of the UK, as Crimewatch takes to the road for a month of live shows in June, weekdays between 9.15-10am