Along with Welsh actress Ruth Jones, Corden co-created, co-wrote and starred in the critically acclaimed BBC sitcom Gavin & Stacey (2007–2010) for which he won the BAFTA Television Award for Best Comedy Performance.
He was featured on the UK No.1 single "Shout", along with grime artist Dizzee Rascal, an unofficial anthem of the England football team for the 2010 FIFA World Cup in South Africa, and duetted with Australian singer Kylie Minogue on a cover of "Only You" in 2015.
His early television work included Gareth Jones in the 1999 series Boyz Unlimited.
He also starred in Tango advertisements in 1998 and had a role as a bookish student in Teachers and in 2000 a small part in an episode of Hollyoaks.
In 2011, he played the lead part in the comedy play One Man, Two Guvnors, which transferred from the National Theatre to the West End and then to Broadway and was also cinecast worldwide via National Theatre Live.
In 2008, he appeared in the film of Toby Young's autobiography How to Lose Friends & Alienate People.That year he played Clem Cattini in the Joe Meek biopic Telstar, and likewise in the animated Planet 51 along with Mathew Horne.On 13 March 2009, he appeared in a sketch for the UK charity telethon Comic Relief giving the England football team a motivational talk, and later presented a section with Horne showing their best bits of comedy from the previous two years along with highlights from the night.He collaborated again with Horne on a 2009 sketch show named Horne & Corden, described by the BBC as a "traditional comedy entertainment show in the style of Morecambe and Wise".In 2009, Corden starred as the lead character in the film Lesbian Vampire Killers, which was not a success.Corden had guest appearances on Little Britain and Dalziel and Pascoe, both in 2004.