 Michael CeraArmen (voice) | Armen (voice) |
 Keke PalmerRamona (voice) | Ramona (voice) |
 Bobby CannavaleBobby (voice) | Bobby (voice) |
 John MagaroManny (voice) | Manny (voice) |
 Jon RudnitskyJimmy (voice) | Jimmy (voice) |
 Steven Van ZandtBruno (voice) | Bruno (voice) |
 Vanessa Bell CallowayVal (voice) | Val (voice) |
 Shoshannah SternShelly (voice) | Shelly (voice) |
 Ron FunchesAnemone (voice) | Anemone (voice) |
 Mario CantoneMr. Cacciatore (voice) | Mr. Cacciatore (voice) |
 Russell BrandMako (voice) | Mako (voice) |
 Gideon AdlonDenise (voice) | Denise (voice) |
 Liza TarbuckCamille (voice) | Camille (voice) |
 Lesli MargheritaEtta / Bedazzled Lady (voice) | Etta / Bedazzled Lady (voice) |
 Cassie ScerboLoretta / Sea Crab Mom / Female Land Crab (voice) | Loretta / Sea Crab Mom / Female Land Crab (voice) |
 Phil LaMarrBig Sal / Little Junior / Donny / Additional Voices (voice) | Big Sal / Little Junior / Donny / Additional Voices (voice) |
 Steve SchirripaMr. Marinara (voice) | Mr. Marinara (voice) |
 Sharon AngelaMrs. Marinara (voice) | Mrs. Marinara (voice) |
 Jimmy DonaldsonHot Sauce Crab (voice) | Hot Sauce Crab (voice) |
 Joseph BalderramaChauncey (voice) | Chauncey (voice) |
 Sean ChiplockNigel (voice) | Nigel (voice) |
 David SorenYoga Crab / Battle Dad (voice) | Yoga Crab / Battle Dad (voice) |
 Valarie Rae MillerTownie Crab / Neon Crab / Female Sea Crab (voice) | Townie Crab / Neon Crab / Female Sea Crab (voice) |
 Jim CummingsCurly / Local Land Crab (voice) | Curly / Local Land Crab (voice) |
 Maureen Van ZandtShop Mother (voice) | Shop Mother (voice) |
 David Ian SalterUnicorn Crab (voice) | Unicorn Crab (voice) |
| JJana BernardLoretta (singing voice) | Loretta (singing voice) |
