Billy (voice)
James Corden
(voice)
Stephen Fry
Moira Kelly
Jason Griffith
Marc Thompson
Waldo the Walrus (voice)
Seth Rogen
Tiara the Tiger (voice)
Lisa Ortiz
Sarah the Harbor Seal (voice)
Awkwafina
Music
Mark Mothersbaugh
Book
Erich Kästner
Director
Conrad Vernon
Story
Reinhard Klooss
Nicholas Stoller
Producer
Holger Tappe
Executive Producer
Guy Collins