Walter Tetley
Dusty (voice)
Daws Butler
Various (voice)
Stan Freberg
Narrator/Outlaws/Clown/Various (voice)
Shepard Menken
Narrator (voice)
Bill Goodwin
Narrator (voice)
Marvin Miller
Narrator (voice)
Bill Scott
The Sleuth (voice)
Edward Everett Horton
Storyteller (voice)
Alan Zaslove
Director
Osmond Evans
Director
Gerry Ray
Director
Rudy Larriva
Director
Aurelius Battaglia
Director
Robert Cannon
Director
John Hubley
Director
Lew Keller
Director
Sidney Peterson
Director
Rod Scribner
Director
Fred Crippen
Director
George Dunning
Director
T. Hee
Director
Ted Parmelee
Director
Ernest Pintoff
Director
Howard Beckerman
Writer
Phil Eastman
Adaptation
Sidney Peterson
Story
Dun Roman
Story
Leo Salkin
Story
Bill Scott
Adaptation
Dr. Seuss
Characters
John Urie
Story
Stephen Bosustow
Executive Producer
Robert Cannon
Producer
Gail Kubik
Music
Ernest Gold
Music
Leon Klatzkin
Music
Lyn Murray
Music
Herbert Klynn
Production Manager
Adrian Woolery
Production Manager
Roy Morita
Art Designer
Jimmy T. Murakami
Art Designer
Ernest Pintoff
Art Designer
Shirley Silvey
Art Designer
Jack Eckes
Camera Operator
Howard Beckerman
Character Designer
Fred Crippen
Animation
Gene Deitch
Animation
Phil Duncan
Animation
George Dunning
Animation
Jules Engel
Color Designer
Ervin L. Kaplan
Background Designer
Lew Keller
Art Designer
Herbert Klynn
Color Designer
Rudy Larriva
Animation
Pat Matthews
Animation
Bill Melendez
Animation
Bob McIntosh
Background Designer
Willis Pyle
Animation
Rod Scribner
Animation
Frank Smith
Animation
Gil Turner
Animation
Chico Hamilton
Theme Song Performance
Mel Leven
Music
Fred Steiner
Music
Jean Vincent Plummer
Musician