Plot
Heathcliff is an animated TV series that debuted on October 4, 1980. It was the first series based on the Heathcliff comic strip and was produced by Ruby-Spears Productions. It ran until September 18, 1982 with a total of 25 episodes, under two different names.
Cast
June Foray
as Iggy/Muggsy/ Grandma/ Sonja/Marcy
Henry Corden
as Clem/Digby/Dogcatcher
Paul Winchell
as Marmaduke
Mel Blanc
as Heathcliff/Spike/Milkman
Don Messick
as Sparerib/ Nobody/ Mr. Post/ Mr. Snyder