Ciao Darwin

103 Episode s . Ciao Darwin is a variety game show format from Italy sold under licence to several countries, including Romania, Hungary, Poland, Serbia, Canada, USA, China and Greece. There are two competing teams of about 50 people each, usually made up of people who fit certain opposing stereotypes. In each game two members of the audience are selected at random, one from each team, indicated by a light in front of them which remains illuminated when all the other team members' lights have gone off. The games involve contestants competing in acts of bravery, style and talent, some of which are designed to humiliate the contestants, especially an assault course which was introduced with the Italian version in 2010, and the Finale which is a water tank game.

Jeopardy!

9013 Episode s . America's favorite quiz show where contestants are presented with general knowledge clues in the form of answers, and must phrase their responses in question form.

Big Brother

1517 Episode s . A British reality television game show in which a number of contestants live in an isolated house for several weeks, trying to avoid being evicted by the public with the aim of winning a large cash prize at the end of the run.

The Mole

45 Episode s . Players working as a team complete a series of difficult physical and psychological tests, each worth a set amount of money. One of the players, however, is a "Mole" or saboteur, whose goal is to foil the efforts of the other players without revealing his or her identity. At the end of each episode, the group is given a quiz on The Mole's identity. The player who knows the least information about The Mole is then immediately sent home. In the final episode, The Mole is revealed and the one remaining player wins the jackpot, up to ,000,000.

The Chase

1371 Episode s . The Chase isn’t just a quiz… it’s a race, where the players must ensure they stay one step ahead of ‘The Chaser’, a ruthless quiz genius determined to stop them winning at all costs.

Gladiators

175 Episode s . Gladiators is a British television entertainment series, produced by LWT for ITV, and broadcast between 10 October 1992 and 1 January 2000. It is an adaptation of the American format American Gladiators. The success of the British series spawned further adaptations in Australia and Sweden. The series was revived in 2008, before again being cancelled in 2009. The series was originally presented by John Fashanu and Ulrika Jonsson, however, Fashanu was replaced by Jeremy Guscott in 1997. Guscott left the series in 1998, and subsequently, Fashanu returned for the final series in 1999. The series was refereed by John Anderson and the timekeepers over the show's run were Andrew Norgate, Derek Redmond and Eugene Gilkes. John Sachs was the show's commentator, and the series was accompanied by its own group of cheerleaders, known as G-Force. Despite being made by London Weekend Television, all episodes of Gladiators, International Gladiators, the second series of The Ashes and the first series of The Springbok Challenge were recorded at the National Indoor Arena in Birmingham. The first series of The Ashes and the second series of the The Springbok Challenge, however, were filmed on the sets of the Australian and South African versions of the shows respectively. The series also spawned a version for children, entitled Gladiators: Train 2 Win, which was broadcast on CITV between 1995 and 1998.

All Star Family Fortunes

58 Episode s . The second series of All Star Family Fortunes began on ITV on 27 October 2007. It ran for ten weeks and aired every Saturday night, with the exception of the last two episodes which aired on 25 December 2007 and 5 January 2008 respectively. Although the final episode of the series aired in 2008, it can still be counted as part of the 2007 series.

Pinoy Big Brother

229 Episode s . The Philippine adaptation of the reality game show "Big Brother" features Filipino housemates live together, share their stories and build meaningful relationships as they do tasks and challenges supervised by Big Brother. Every week a nomination is done, and the public decides who gets evicted and eventually become the Big Winner of the program.

Dog Eat Dog

26 Episode s . Dog Eat Dog is an American game show, which originally ran from June 17, 2002 to August 26, 2003. It is loosely based on the UK version of the show by the same name. It is hosted by Brooke Burns, and has contestants compete against each other in physical competitions, trivia, and other assorted games for a prize of ,000. Reruns of Dog Eat Dog currently air on the Game Show Network.

Fifteen to One