 Joel McHaleElliot (Voice) | Elliot (Voice) |
 Mike EppsBoog (Voice) | Boog (Voice) |
 Cody CameronMr. Weenie (voice) | Mr. Weenie (voice) |
 Georgia EngelBobbie (voice) | Bobbie (voice) |
 Jane KrakowskiGiselle (Voice) | Giselle (Voice) |
 Billy ConnollyMcSquizzy (voice) | McSquizzy (voice) |
 Crispin GloverFifi (voice) | Fifi (voice) |
 Maddie TaylorDeni / Buddy / Ian / Additional Voices (voice) | Deni / Buddy / Ian / Additional Voices (voice) |
 Jon FavreauReilly (uncredited) | Reilly (uncredited) |
 Steve SchirripaRoberto (voice) | Roberto (voice) |
 Fred StollerStanley (voice) | Stanley (voice) |
| SSean MullenRoger (voice) | Roger (voice) |
 Diedrich BaderRufus (voice) | Rufus (voice) |
 Olivia HackCharlene (voice) | Charlene (voice) |
 Danny MannSerge (voice) | Serge (voice) |
 Nika FuttermanRosie (voice) | Rosie (voice) |
 Michelle MurdoccaMaria (voice) | Maria (voice) |
 Jacquie BarnbrookFifi's Owner (voice) | Fifi's Owner (voice) |
 Kevin Michael RichardsonAdditional Voices (voice) | Additional Voices (voice) |
 Maurice LaMarcheAdditional Voices (voice) (uncredited) | Additional Voices (voice) (uncredited) |
 Jeff BennettAdditional Voices (voice) | Additional Voices (voice) |
 John Hans TesterAdditional Voices (voice) | Additional Voices (voice) |
 Walter JonesAdditional Voices (Voice) | Additional Voices (Voice) |
 Scott MenvilleAdditional Voices (voice) | Additional Voices (voice) |
 Doc ShawAdditional Voices (voice) | Additional Voices (voice) |
 Nicholas GuestAdditional Voices (voice) | Additional Voices (voice) |
