 James McAvoyGnomeo (voice) | Gnomeo (voice) |
 Emily BluntJuliet (voice) | Juliet (voice) |
 Michael CaineLord Redbrick (voice) | Lord Redbrick (voice) |
 Maggie SmithLady Bluebury (voice) | Lady Bluebury (voice) |
 Julie WaltersLady Montague (voice) | Lady Montague (voice) |
 Jim CummingsFeatherstone (voice) | Featherstone (voice) |
 Jason StathamTybalt (voice) | Tybalt (voice) |
 Ashley JensenNanette (voice) | Nanette (voice) |
 Matt LucasBenny (voice) | Benny (voice) |
 Ozzy OsbourneFawn (voice) | Fawn (voice) |
 Patrick StewartWilliam Shakespeare (voice) | William Shakespeare (voice) |
 Stephen MerchantParis (voice) | Paris (voice) |
 Dolly PartonDolly Gnome (voice) | Dolly Gnome (voice) |
 Hulk HoganTerrafirminator V.O. (voice) | Terrafirminator V.O. (voice) |
 Richard WilsonMr. Capulet (voice) | Mr. Capulet (voice) |
| JJulio BonetMankini Gnome (voice) | Mankini Gnome (voice) |
| JJulia BraamsStone Fish (voice) | Stone Fish (voice) |
 Tim BentinckConjoined Gnome Left (voice) | Conjoined Gnome Left (voice) |
| NNeil McCaulConjoined Gnome Right (voice) | Conjoined Gnome Right (voice) |
 Kelly AsburyRed Good Gnomes (voice) | Red Good Gnomes (voice) |
 James Daniel WilsonFishing Gnome (voice) | Fishing Gnome (voice) |
