Poe's raven, not feeling well, goes in search of a doctor, and in a nearby book finds Dr. Jekyll. The doctor offers to transfer the bookworm's brain to the raven.
| Actor | Role |
|---|---|
 Mel BlancRaven / Dr. Jekyll / Giant Bookworm (voice) (uncredited) | Raven / Dr. Jekyll / Giant Bookworm (voice) (uncredited) |
| FFrank ElmquistVarious (voice) (uncredited) | Various (voice) (uncredited) |