Gavin and Stacey Guest cast, played by Sheridan Smith Episode 2x02: Episode 2 (Mar 16, 2008) Episode 2x03: Episode 3 (Mar 23, 2008) Episode 2x07: Episode 7 (Apr 20, 2008) Episode 3x01: Episode 1 (Nov 26, 2009) Episode 3x02: Episode 2 (Dec 3, 2009) Episode 3x04: Episode 4 (Dec 17, 2009) Episode 3x06: Episode 6 (Jan 1, 2010)