The story of Len, who made a billion dollars from inventing a new toilet roll, and his 12-year-old son Joe who appears to have everything he could want but what he really needs is a friend.
| Actor | Role |
|---|---|
 Elliot SprakesJoe | Joe |
 David WalliamsMrs Trafe | Mrs Trafe |
 John ThomsonLen | Len |
 Warwick DavisWarwick Davis | Warwick Davis |
 Catherine TateSapphire Diamond | Sapphire Diamond |
 James FleetMr Darrow | Mr Darrow |
 Rebecca FrontMiss Sharpe | Miss Sharpe |
 Harish PatelRaj | Raj |
| TTupele DorguJulie | Julie |
| SSean McKenzieForeman | Foreman |
| DDeborah BlakeUK Newsreader | UK Newsreader |
 Todd BoyceGlobal Newsreader | Global Newsreader |
 Tina ChiangGlobal Newsreader | Global Newsreader |
| MMagdelene MillsGlobal Newsreader | Global Newsreader |
| WWilliam BowerSchoolboy | Schoolboy |
| CCallen WilsonSchoolboy | Schoolboy |
| CConnie CampbellMaddie | Maddie |
| JJacob SkellyGavin | Gavin |
| EEllis BusbyIzzy | Izzy |
| TTanaka MataruseSchoolgirl | Schoolgirl |
| DDaisy BernardGail Grubb | Gail Grubb |
| EEllis KirkGeorge Grubb | George Grubb |
| NNathan WaightBob | Bob |
 Anthony O'DonnellMr Brace | Mr Brace |
| TThomas BarkerSchoolboy | Schoolboy |
| BBenjamin NaisbittSchoolboy | Schoolboy |
 Bryn TerfelBryn Terfel | Bryn Terfel |