Countdown is presented by Anne Robinson (31 series) and lexicographer Susie Dent, with regular stars including Nick Hewer (series 29–38) and Rachel Riley (series 29–45+).
Main cast
- HostAnne Robinson31–38 (2021–present)Main
- Lexicographer / Dictionary CornerSusie Dent19–45+ (1992–present)Main
- Numbers ExpertRachel Riley29–45+ (2009–present)Main
Supporting cast
- HostNick Hewer29–38 (2012–2021)Main
- HostJeff Stelling38–39 (2021–2022)Main
- HostColin Murray39–40 (2022–2023)Main
- HostRichard Whiteley1–23 (1982–2005)Main
- Co-host / Numbers ExpertCarol Vorderman1–26 (1982–2008)Main
- Lexicographer / Dictionary CornerCatherine Carty1–15 (1982–1996)Supp
- Lexicographer / Dictionary CornerJulia McAnuff16–22 (1996–2002)Supp
- Lexicographer / Dictionary CornerAlison Heard23–28 (2002–2008)Supp
Guest & voice
- Dictionary Corner / Guest (various)Gyles Brandrethfrequent guest (1990s–present)Guest
- Dictionary Corner / Guest (various)Tim Vineregular guest (2000s–2020s)Guest
- Dictionary Corner / Guest (various)Jo Brandoccasional guestGuest
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About this cast
Countdown is the UK’s longest-running game show, airing on Channel 4 since 1982. The programme features a host, a lexicographer, and a rotating panel of celebrity guests who compete in word and number puzzles. The main cast includes the host, the official lexicographer (now also a regular), and the Countdown ‘numbers expert’.
FAQs
Who plays the host in Countdown?
The current host is Anne Robinson (since series 31). Previous hosts include Nick Hewer, Jeff Stelling, Colin Murray and the original host Richard Whiteley.
Who is the numbers expert on Countdown?
The numbers expert is Rachel Riley, who joined in 2009 (series 29) and still appears. Carol Vorderman was the original numbers expert from 1982 to 2008.
How many seasons has Countdown been on air?
As of 2025, Countdown has run for 45 seasons (series) on Channel 4, starting in 1982.
Who appears in Dictionary Corner on Countdown?
The permanent lexicographer in Dictionary Corner is Susie Dent, alongside a rotation of celebrity guests from comedy, broadcasting and literature.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026