| Name | Character | Episodes |
|---|---|---|
| Pat "Pepsi" Shields | Mark Brown | 24 |
| Brendan O'Carroll | Agnes Brown | 24 |
| Danny O'Carroll | Buster Brady | 24 |
| Eilish O'Carroll | Winnie McGoogan | 24 |
| Jennifer Gibney | Cathy Brown | 6 |
| Fiona O'Carroll | Maria Brown | 5 |
| Pamela Anderson | Self | 1 |
| Gloria Hunniford | Gloria Hunniford | 1 |
| Danny Dyer | Danny Dyer | 1 |
| Jason Donovan | Self | 1 |
| Geri Horner | Self - Interviewed Guest | 1 |
| Jerry Springer | Jerry Springer | 1 |
| Matt Willis | Self | 1 |
| Sunetra Sarker | Self | 1 |
| Kate Humble | Kate Humble | 1 |
| Alan Davies | Alan Davies | 1 |
| Nigel Havers | Nigel Havers | 1 |
| Charlie Simpson | Self | 1 |
| James Blunt | Self | 1 |
| Phillip Schofield | Self | 1 |
| Ross Kemp | Self | 1 |
| Paddy McGuinness | Self | 1 |
| Boy George | Self - Interviewed Guest | 1 |
| Rochelle Humes | Rochelle Humes | 1 |
| Claire Richards | Self | 1 |
| Andrew Flintoff | Freddie Flintoff | 1 |
| Sue Perkins | Self | 1 |
| Michael Ball | Self | 1 |
| Kevin Bridges | Self | 1 |
| Marvin Humes | Marvin Humes | 1 |
| Louis Walsh | Self | 1 |
| Pixie Lott | Self | 1 |
| Gary Hollywood | Dino Doyle | 1 |
| Peter Andre | Self | 1 |
| Ian 'H' Watkins | Self | 1 |
| Ray Mears | Ray Mears | 1 |
| Ricky Wilson | Self | 1 |