Patrick Flecken as Felix (voice)

Lilian Brock as Sophie (voice)

Susanne von Medvey as Mutter (voice)

Michael Schernthaner as Vater (voice)

Tim Schwarzmaier as Julius (voice)

Jasper Clemens Walther as Nicolas (voice)

Lara Wurmer as Lena (voice)

Uschi Glas as Eule (voice)

Rick Kavanian as Poltergeist / Nessie (voice)

Ralph Kretschmar as Kakerlaken (voice)

Jochen Nickel as Yeti / Butler (voice)

Hugo Egon Balder as Männlicher Dodo (voice)

Janine Kunze as Weiblicher Dodo (voice)

Sonja Kirchberger as Fledermaus (voice)