Gavin & Stacey is a British sitcom written by James Corden and Ruth Jones about two families: one in Billericay, Essex; one in Barry, Vale of Glamorgan. Mathew Horne and Joanna Page play the eponymous characters Gavin and Stacey, while Corden and Jones star as Smithy and Nessa. Alison Steadman and Larry Lamb star as Gavin's parents Pam and Mick, Melanie Walters plays Stacey's mother Gwen, and Rob Brydon plays Stacey's uncle Bryn.

James Kimberley Corden is an English actor, comedian, singer, writer, producer, and former television host. In the United Kingdom, he is best known for co-writing and starring in the critically acclaimed BBC sitcom Gavin & Stacey. In the United States, he is best known as the host of The Late Late Show with James Corden, a late-night talk show that aired on CBS from 2015 to 2023.