Discover
Original Release
10/05/1968
US Release
10/05/1968
Cast
| Name | Character |
|---|
| Daws Butler | Big Gruesome (voice) / Rock Slag / Red Max / Peter Perfect / Rufus Roughcut / Sgt. Blast / Big Gruesome |
| Don Messick | Gravel Slag (voice) / Muttley / Professor Pat Pending / Sawtooth / Ring-A-Ding / Little Gruesome / Gravel Slag |
| John Stephenson | Blubber Bear (voice) / Luke / Blubber Bear |
| Janet Waldo | Penelope Pitstop (voice) / Penelope Pitstop |
| Dave Willock | Narrator |
| Paul Winchell | Clyde (voice) / Dick Dastardly / Clyde / Pvt. Meekley |
Directors
Writers
Larz Bourne, Tom Dagenais, Michael Maltese, Dalton Sandifer
Cast
| Name | Character |
|---|
| Daws Butler | Big Gruesome (voice) / Rock Slag / Red Max / Peter Perfect / Rufus Roughcut / Sgt. Blast / Big Gruesome |
| Don Messick | Gravel Slag (voice) / Muttley / Professor Pat Pending / Sawtooth / Ring-A-Ding / Little Gruesome / Gravel Slag |
| John Stephenson | Blubber Bear (voice) / Luke / Blubber Bear |
| Janet Waldo | Penelope Pitstop (voice) / Penelope Pitstop |
| Dave Willock | Narrator |
| Paul Winchell | Clyde (voice) / Dick Dastardly / Clyde / Pvt. Meekley |
Producers
| Name | Role |
|---|
| Joseph Barbera | Producer |
| William Hanna | Producer |
| Alex Lovy | Producer |
| Art Scott | Producer |
