| Phil Harris (J. Thomas O'Malley) | Eva Gabor (Duchess) | Liz English (Marie (Kitten)) |
| Gary Dubin (Toulouse (Kitten)) | Dean Clark (Berlioz (Kitten)) | Sterling Holloway (Roquefort the Mouse) |
| Roddy Maude-Roxby (Edgar, the Butler) | Scatman Crothers (Scat Cat) | Paul Winchell (Chinese Cat) |
| Lord Tim Hudson (English Cat) | Vito Scotti (Italian Cat (voix)) | Thurl Ravenscroft (Russian Cat) |
| Pat Buttram (Napoleon (Hound Dog)) | George Lindsey (Lafayette (Hound Dog)) | Hermione Baddeley (Madame Adelaide Bonfamille (voix)) |
| Charles Lane (Georges Hautecourt, Madame's Lawyer) | Monica Evans (Abigail Gabble (Goose in Blue Bonnet)) | Carole Shelley (Amelia Gabble (Goose in Pink Bonnet)) |
| Nancy Kulp (Frou-Frou the Carriage Horse) | Bill Thompson (Uncle Waldo (Goose)) | Robie Lester (Duchess (non-crédité) (singing voix)) |
| Peter Renaday (French Milkman/Le Petit Cafe Cook (voix) |