Cast
Mel Blanc
Porky Pig / Theater Usher / Cold Promise / Professor Widebottom / Sterling (voice) (uncredited)
Billy Bletcher
Narrator / Masked Marvel (voice) (uncredited)
Robert C. Bruce
Coming Attractions Narrator (voice) (uncredited)
Crew
Directing
Robert Clampett
Director
Editing
Treg Brown
Editor
Visual Effects
John Carey
Animation
Cal Dalton
Animation
Izzy Ellis
Animation
Vive Risto
Animation
Norm McCabe
Animation
Writing
Ernest Gee
Story