10/6/2013

• Characters added by Toonatic
• Tech specs added by Toonatic
• Trivia added by Toonatic

3/5/2015

• Sound type added by eutychus
• Cinematographic format added by eutychus
• Home video info added by eutychus

12/9/2015

• Home video info added by eutychus

8/25/2017

• Credits added by TibbyH

3/16/2018

• Synopsis added by PopKorn Kat
• Video Link added by PopKorn Kat

11/7/2018

2/21/2019

• Credits added by TibbyH

5/9/2019

• Screenshots added by TibbyH

6/2/2020

• Credits added by kintutoons32

6/27/2020

• Home video info added by Toonatic

1/31/2021

11/17/2022

• Credits added by kintutoons32

Charles Martin "Chuck" Jones: Director

• Unverified

Theodor "Dr. Seuss" Geisel: Story

• Unverified

Melvin Jerome "Mel" Blanc: Voices

• Unverified

Robert "Bobe" Cannon: Animator

• Unverified

Frank Lee Graham: Voices

• Unverified

Leon Schlesinger: Producer

• Unverified

Ken Harris: Animator

• Unverified

Treg Brown: Film Editor

• Unverified

Carl W. Stalling: Music

• Unverified

Milton J. "Milt" Franklyn: Orchestration

• Unverified