🎬 Réalisation
Robert Clampett
Director
✂ Montage
Treg Brown
Editor
🎞 Production
Leon Schlesinger
Producer
Dr. Seuss
Supervising Producer
🎵 Son
Milt Franklyn
Orchestrator
Carl W. Stalling
Original Music Composer
✨ VFX
Virgil Ross
Animation
Robert McKimson
Animation
Thomas McKimson
Animation
Rod Scribner
Animation
Manny Gould
Animation
✍ Scénario
Phil Eastman
Writer