Mary Pat GleasonProfessor Foxtrot (voice) Katie MarovitchMindy (voice) Ally BeardsleyRiver (voice) Raphael ChestangJason (voice) Mike TrappFrog (voice) / Manusforfatter / Eksekutiv produsent David KernsAlexei Leonov (voice) / Eksekutiv produsent Grant O'BrienAndrew Jackson (voice) Joe OchmanAugust Bier (voice) Adam ConoverDoctor Gamma (voice) Sam ReichStubbins Ffirth (voice) / Eksekutiv produsent Ian James CorlettGeorge Psalmanazar / John Howard (voice) Siobhan ThompsonAmsterdam Woman (voice) Hesley HarpsFemale Antechinus / Female Bedbug (voice) Joe J. ThomasLytle S. Adams (voice) Jamieson PriceCIA Agent (voice) Nick ShakoourBarbier-Dufai (voice) Laura PostPrincess Pauline (voice) Gemma BishopCountess Anastasia (voice) Ashley GardnerBaroness Lubinska (voice) Rekha ShankarSloth (voice) Eric TiedeDolphin (voice) Brennan Lee MulliganGregor MacGregor (voice) Adam LustickSalomon August Andree (voice) Maury SterlingScottish Settler (voice) Jesse CortiPope Stephen VI (voice) Mike TrappFrog (voice) / Manusforfatter / Eksekutiv produsent Sam ReichStubbins Ffirth (voice) / Eksekutiv produsent Shane RahmaniEksekutiv produsent David KernsAlexei Leonov (voice) / Eksekutiv produsent Zach RobinsonTheme Song Performance Steve ThornelySound Mixer Liana WrightProduksjonsleder Brittany LesterProduction Coordinator Chrissy Fiorilli-EllingtonCasting Annie HumphrevilleExecutive Assistant Lesa GreenfieldProduction Director Alex EdgeSupervising Producer Chetera BellAssistant Accountant Amanda Lenker DoyleCasting Claire RentonLead Animator 
