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