In this Ripley's Believe It or Not! parody, some of the supposed curiosities we are shown are a man who daily drinks fifty quarts of milk, the world's loudest hog caller, a human basketball, a new giant telescope showing life on Mars, and a man who saws people in half.
| Actor | Role |
|---|---|
 Tex AveryOld Man in Jail (voice) (uncredited) | Old Man in Jail (voice) (uncredited) |
 Mel BlancDolphus Hambone / Buck Dodgers / Others (voice) (uncredited) | Dolphus Hambone / Buck Dodgers / Others (voice) (uncredited) |
 Cliff NazarroNarrator (voice) (uncredited) | Narrator (voice) (uncredited) |
 Danny WebbEgghead (voice) (uncredited) | Egghead (voice) (uncredited) |