<Li> Ruth `` Rudi '' Smith ( Sheridan Smith ) - Smithy 's ( James Corden ) sister , also likes to be called `` Smithy '' in an attempt to imitate her brother , with whom she often fights . </Li>
<Li> Ruth `` Rudi '' Smith ( Sheridan Smith ) - Smithy 's ( James Corden ) sister , also likes to be called `` Smithy '' in an attempt to imitate her brother , with whom she often fights . </Li>
who plays smithys sister in gavin and stacey
who plays smithys sister in gavin and stacey
Sheridan Smith
Sheridan Smith