Countdown (game show) World Records" for the most series of a TV game show broadcast. Countdown (game show) Countdown is a British game show involving word and number puzzles. It is produced by ITV Studios and broadcast on Channel 4. It is currently presented by Nick Hewer, assisted by Rachel Riley, with regular lexicographer Susie Dent. It was the first programme to be aired on Channel 4, and 77 series have been broadcast since its debut on 2 November 1982. With over 6,500 episodes, "Countdown" is one of the longest-running game shows in the world, along with the original French version, "Des chiffres
Countdown (game show) the show, he hit the button to reveal the conundrum and kept his old habit up. Contestants who have or had become notable for other reasons include "Nuts" magazine editor-at-large Pete Cashmore, rugby player Ayoola Erinle, footballers Neil MacKenzie, Clarke Carlisle and Matt Le Tissier, musicians Jon Marsh and Nick Saloman, comedian Alex Horne, and noted Irish playwright Peter Sheridan. "Countdown" is often referenced and parodied in British culture. The "Doctor Who" episode "Bad Wolf" (2005) mentions a futuristic version of "Countdown", in which the goal is to stop a bomb from exploding in 30 seconds. "Countdown" was referenced again