Cast of Klaus

24 credited, in billing order.

Jason Schwartzmanas Jesper (voice)

J.K. Simmonsas Klaus (voice)

Rashida Jonesas Alva (voice)

Joan Cusackas Mrs. Krum (voice)

Norm Macdonaldas Mogens (voice)

Will Sassoas Mr. Ellingboe (voice)

Sergio Pablosas Pumpkin / Olaf (voice)

Mila Breneras Ellingboe Girl 3 (voice)

Neda Margrethe Labbaas Margu (voice)

Sydney Broweras Ellingboe Girl (voice)

Teddy Blum

Teddy Blumas Small Ellingboe Boy (voice)

Julian Zaneas Krum Boy (voice)

Emma Shannonas Creepy girl 1 (voice)

Kendall Joy Hallas Annelise (voice)

Sky Alexisas Ellingboe Girl 2 (voice)

Tucker Meekas Ellingboe Boy / Krum Boy (voice)

Amanda Philipsonas Ellingboe Councilwoman (voice)

Finn Carras Ellingboe Boy 1 (voice)

Lucian Perezas Krum Boy / Creepy Boy 2 (voice)

Emma Yarovinskyas Little Krum Girl (voice)

Jaeden Bettencourtas Krum Boy / Jesper Son (voice)

Hailey Hermidaas Krum Girl 1 (voice)

Evan Agosas Ellingboe Boy (voice)

Leo Miller

Leo Milleras Ellinboe Boy 5 (voice)

Crew

Sergio PablosScreenplay · Director · ProducerJim MahoneyScreenplayZach LewisScreenplayEEamonn ButlerExecutive ProducerWWarren FranklinExecutive ProducerGustavo FerradaProducerJinko GotohProducerMarisa RománProducerMercedes GameroProducerMMicah DahlbergProducerMMikel LejarzaProducerTTanguy OlivierProducer