Vanessa MarshallMouse (voice) Justin RoilandOscar (voice) / Story Dana SnyderMr. Baldwin (voice) Alex HirschClamantha (voice) / Schrijver Tommy Lister Jr.Mr. Mussels (voice) John DiMaggioJocktopus (voice) Rachel DratchEsmargot (voice) Atticus ShafferAlbert Glass (voice) Richard SimmonsCoach Salmons (voice) Kari WahlgrenShellsea / Snake (voice) Scott UnderwoodSchool Council (voice) Derek EvanickSchool Council (voice) / Regisseur / Schrijver Jennifer CoolidgeMs. Lips (voice) Vartan NazarianFish Vartan (voice) Sabrina BryanPamela Hamster (voice) Jason AlexanderMr. Nibbles (voice) Felicia DayAngela (voice) George TakeiMr. Bird (voice) Richard Steven HorvitzPortswain (voice) S. Scott BullockIce Pick (voice) John CaparuloHeadphone Joe (voice) Paula Jai ParkerYolanda (voice) Noah Z. JonesBea's Dad (voice) / Schrijver Bobcat GoldthwaitFish Santa (voice) Annie PottsNurse Fishington (voice) Dave WittenbergThe Geckoach / Punt (voice) Grey DeLisleCasting Director (voice) John WatersEzekiel Freshwater / Hair Man (voice) David TennantOscar's Brain (voice) Lil TwistBrandon Bubbler (voice) Doug BrochuLonnie (voice) Maxwell AtomsBo Gregory / Hugh Edmonson (voice) / Regisseur / Schrijver Tiffany ThorntonDoris (voice) Jane CarrDan & Ann Chovie (voice) Ozzy OsbourneThe Earth Troll (voice) Edie McClurgMrs. Goldfishberg (voice) Jerry StillerPrincipal Stickler (voice) Kevin McDonaldDr. Frog (voice) Carlos AlazraquiMr. Caliente / Newscaster (voice) Rob PaulsenMagic Hamster Mirror / Greg (voice) James SieSpiky Ninja (voice) Chris ParnellAnnouncer / Allibut (voice) Eva AmurriBleak Molly (voice) Jerry O'ConnellSterling Hamsterton (voice) Maxim KnightTetra Captain (voice) Kenton DutyMr. Puffer / Johnny Space Crab (voice) Rosie PerezChichelsea Chihuahua (voice) Wallace ShawnRat King (voice) Wendi McLendon-CoveyRuby (voice) Giada De LaurentiisGiada de Laurentfish (voice) Bobby FlayBobby Filet (voice) Sunil MalhotraBaby / Old Man (voice) Tara StrongOld Woman / Granny Hearswell / Committee Woman (voice) Ana GasteyerHot Cocoa (voice) Shaun WhiteShaun Whitefish (voice) Tress MacNeilleBassie / Salmon Lady (voice) Corey BurtonStage Manager / Show Narrator (voice) Diedrich BaderMr. McGroucherson (voice) Rachael MacFarlaneWillimina / Noelle (voice) David ShairThe Other Milo (voice) / Schrijver Genevieve HanneliusAmanda (voice) Patrick WarburtonMan Voiced Albert (voice) Jaime PresslyLafeesha (voice) Candi MiloMovie Angela (voice) John Rhys-DaviesMagic Apple (voice) Laura OrtizVeronica (voice) Michael Clarke DuncanGuardian Cat (voice) Brian Doyle-MurrayBaby Face Bryant (voice) Matt HillAnimal Control Guy #1 / Delivery Man (voice) Jennifer HalePony (voice) Mark McGrathRocktopus (voice) Fred TatascioreJohn Office Fish (voice) Jan HooksSavannah Salmons (voice) Jason EarlesHamster Boy (voice) Laura MaranoHamster Girl #2 (voice) Caroline SunshineAlexis Hamster (voice) Marc ThompsonRadio Announcer #1 (voice) Travis WillinghamConstruction Guy (voice) John RatzenbergerWilford (voice) April WinchellLady Eelbottom (voice) William ReissRegisseur / Schrijver C.H. GreenblattRegisseur / Schrijver / Producer Maxwell AtomsBo Gregory / Hugh Edmonson (voice) / Regisseur / Schrijver Diana LafyatisRegisseur / Schrijver Derek EvanickSchool Council (voice) / Regisseur / Schrijver Tom WarburtonRegisseur / Schrijver Noah Z. JonesBea's Dad (voice) / Schrijver Dominic BisignanoSchrijver Alex HirschClamantha (voice) / Schrijver David ShairThe Other Milo (voice) / Schrijver Kyle A. CarrozzaSchrijver Justin RoilandOscar (voice) / Story 
