Wanneer Jannes Monstropolis dreigt op te blazen door schrik- en lachstroom te combineren, is er maar één team dat hem kan tegenhouden: MECOT!
Gastrollen:
Stephen Stanton(Sanderson (voice)), Ben Feldman(Tylor (voice)), John Goodman(Sulley (voice)), Henry Winkler(Fritz (voice)), Billy Crystal(Mike (voice)), Lucas Neff(Duncan (voice)), Alanna Ubach(Cutter / Carla (voice)), Mindy Kaling(Val (voice)), Christopher Swindle(M.E.R.C. Official 2 / Phlegm / Additional Monsters (voice)), Dee Bradley Baker(Banana Bread / Chompy / Swamp Man / Angry Citizen (voice)), Roberts Gannaway(Roto (voice)), Bob Peterson(Roz (voice)), Romi Dames(Lanky (voice)), Nathan Fillion(Johnny (voice)), Ali Wong(Jill (voice)), Joe Lo Truglio(Jack (voice)), Roxana Ortega(Celia Mae (voice)), Alan Kim(Ben (voice)), Nohely Quiroz(Additional Monsters (voice)), Max Mittelman(Additional Monsters (voice)), Kimberly Brooks(Additional Monsters (voice)), Rhys Darby(Roger Rogers (voice)), Bobby Moynihan(Chet (voice)), Kurtwood Smith(Alistair Clawbottom (voice)), Corey Burton(Slappy (voice)), Stevie Wermers-Skelton(Swamp Woman (voice)), Alan Tudyk(M.E.R.C. Official 1 / Alarmed Monster (voice)), Paula Pell(Sunny (voice)), Richard Ayoade(Declan (voice)), Janelle James(Joy (voice)), Jimmy Tatro(Skyler (voice)), Ethan Sandler(Stubby Lizzardo (voice)), Bowen Yang(Carter (voice)), Steve Buscemi(Randall (voice))