| Harry Hill |
Harry Hill |
| Julie Walters |
Nan |
| Matt Lucas |
Otto Hill |
| Simon Bird |
Vet |
| Sheridan Smith |
Michelle |
| Guillaume Delaunay |
Kisko |
| Marc Wootton |
Barney Cull |
| Julian Barratt |
Conch |
| Jim Broadbent |
Cleaner |
| Mark Alliss (as Mark Allis) |
Policeman |
| Llewella Gideon |
Midwife |
| Marc Kelly |
New Dad |
| Mark Maier |
Bank Manager |
| Christine Ozanne |
Mrs Pickford |
| Carol Le Clanche |
Harry's Mum |
| Paul Burling |
Harry's Dad |
| Camilla Beeput (as Camilla Marie Beeput) |
Receptionist |
| Mike McCartney |
Blackpool Photographer |
| Katy Wix |
Shell Girl |
| Martin Hyder |
Blackpole Man |
| Angela Gannon |
The Magic Numbers |
| Sean Gannon |
The Magic Numbers |
| Michele Stodart |
The Magic Numbers |
| Romeo Stodart |
The Magic Numbers |
| Jonathan Saville |
Abuzilla |
| Mark Sealey |
Small Wrestler |
| Shingai Shoniwa |
Car Wash Attendant |
| Dan Smith |
Additional Car Wash Attendant |
| Diana Vedyashkina |
The Dachshund 5 Trainer |
| Tim Key |
Restroom Attendant |
| Andy Heath |
Brain |
| Dave Thompson (as David Thompson) |
Brain |
| Johnny Vegas |
Abu Hamster (Voice) |
| Katy Wix |
Sat Nav Sheila (Voice) |
| Sean Foley |
Fox (Voice) |