2 Season
94 Episode
Scooby's All-Stars - Season 1 Episode 50 The Grand Canyon (1978)
Teams compete in mule racing, tightrope racing.
- Country : United States of America
- Genre : Animation, Comedy, Kids, Family, Mystery
- Studio : ABC
- Director : Ken Spears, Joe Ruby
- Cast : Don Messick, Daws Butler, John Stephenson, Casey Kasem, Scatman Crothers, Frank Welker