Klaus Skuespillere og folkene bag
Jason SchwartzmanJesper (voice) J.K. SimmonsKlaus (voice) Rashida JonesAlva (voice) Joan CusackMrs. Krum (voice) Norm MacdonaldMogens (voice) Will SassoMr. Ellingboe (voice) Sergio PablosPumpkin / Olaf (voice) / Instruktør / Producer / Original Story Mila BrenerEllingboe Girl 3 (voice) Neda Margrethe LabbaMargu (voice) Sydney BrowerEllingboe Girl (voice) Teddy BlumSmall Ellingboe Boy (voice) Julian ZaneKrum Boy (voice) Emma ShannonCreepy girl 1 (voice) Kendall Joy HallAnnelise (voice) Sky AlexisEllingboe Girl 2 (voice) Tucker MeekEllingboe Boy / Krum Boy (voice) Amanda PhilipsonEllingboe Councilwoman (voice) Finn CarrEllingboe Boy 1 (voice) Lucian PerezKrum Boy / Creepy Boy 2 (voice) Emma YarovinskyLittle Krum Girl (voice) Jaeden BettencourtKrum Boy / Jesper Son (voice) Hailey HermidaKrum Girl 1 (voice) Evan AgosEllingboe Boy (voice) Leo MillerEllinboe Boy 5 (voice) Bailey Rae FendersonCreepy Girl 2 (voice) Ayden SoriaCreepy Boy 1 (voice) Reiulf AleksandersenAdult Saami (voice) Matthew McCannAdditional Kids Voices (voice) Hudson WestAdditional Kids Voices (voice) Joaquin ObradorsBoy (voice) Sergio PablosPumpkin / Olaf (voice) / Instruktør / Producer / Original Story Eamonn ButlerExecutive producer Warren FranklinExecutive producer Szymon BiernackiProduction Design Marcin JakubowskiProduction Design Carlos Martínez LópezCo-Director Pablo García RevertFilmklipper Alfonso G. AguilarKomponist af original musik Carlos SotolongoDialogue Editor Daniel Fernandez-CasasCharacter Designer Maxime DelalandeAnimation Torsten SchrankCharacter Designer Matt WilliamesLead Animator Charles BonifacioLead Animator Sergio MartinsLead Animator Slaven ReeseLead Animator Alfredo CassanoLead Animator Jochem Van GoolLead Animator Daniel Thomas CrookAnimation Rapeepat JewanaromAnimation Sergio Mateo MerinoAnimation Giovanni BraggioAnimation Ole Christian LøkenAnimation Jorge Duran LlanosAnimation Daniel O'SullivanAnimation David VandervoortAnimation Andrew ChesworthAnimation Cristina De ManuelAnimation Caroline PiochonAnimation Eduardo QuintanaAnimation Maria Torregosa DomenechAnimation Pauline ChampetierAnimation Arturo Hernández CorreasAnimation Sergio Molinero GarçiaAnimation Joshua SchneiderAnimation Carlos Linares-Rivas RodríguezAnimation Marcel TigchelaarAnimation Yoshimichi TamuraLead Animator Edgar MartinsHead Of Story 
