This documentary film follows a group of Welsh musicians interacting and playing in the studio. Combining shots of the city with the music of John Cale as performed by Welsh stars such as Catatonia, Big Leaves and Manic Street Preachers.
| Actor | Role |
|---|---|
 James Dean BradfieldNot listed | Not listed |
| HHuw BunfordNot listed | Not listed |
 John CaleNot listed | Not listed |
| EEuros ChildsNot listed | Not listed |
| MMegan ChildsNot listed | Not listed |
| CCian CiaránNot listed | Not listed |
| DDafydd IeuanNot listed | Not listed |
| RRichard JamesNot listed | Not listed |
| PPatrick JonesNot listed | Not listed |
 Cerys MatthewsNot listed | Not listed |
| GGuto PryceNot listed | Not listed |
 Gruff RhysNot listed | Not listed |