Discover
Original Release
07/20/1940
US Release
07/20/1940
Cast
| Name | Character |
|---|
| Mel Blanc | Raven / Dr. Jekyll / Giant Bookworm |
| Frank Elmquist | Various |
Directors
Writers
Cast
| Name | Character |
|---|
| Mel Blanc | Raven / Dr. Jekyll / Giant Bookworm |
| Frank Elmquist | Various |
Producers
| Name | Role |
|---|
| Hugh Harman | Producer |
| William Hanna | Producer |
| Fred Quimby | Producer |
