Discover
Original Release
12/21/1968
US Release
12/21/1968
Cast
| Name | Character |
|---|
| Dave Willock | Narrator |
| Janet Waldo | Penelope Pitstop (voice) |
| Daws Butler | Big Gruesome (voice) |
| Don Messick | Gravel Slag (voice) |
| Paul Winchell | Clyde (voice) |
| John Stephenson | Blubber Bear (voice) |
Cast
| Name | Character |
|---|
| Dave Willock | Narrator |
| Janet Waldo | Penelope Pitstop (voice) |
| Daws Butler | Big Gruesome (voice) |
| Don Messick | Gravel Slag (voice) |
| Paul Winchell | Clyde (voice) |
| John Stephenson | Blubber Bear (voice) |
