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.
June Foray
Iggy/Muggsy/ Grandma/ Sonja/Marcy
Henry Corden
Clem/Digby/Dogcatcher
Mel Blanc
Heathcliff/Spike/Milkman
Don Messick
Sparerib/ Nobody/ Mr. Post/ Mr. Snyder
Frank Welker
Dingbat
Paul Winchell
Marmaduke
Marvel's Hit-Monkey77%
Marvel's Spider-Man74%
Close Enough79%
MAD79%
Squidbillies68%
Heathcliff and the Catillac Cats63%
Alvin and the Chipmunks68%
Batman: The Brave and the Bold76%
Martha Speaks73%
Animaniacs84%
Creature Commandos77%
Hey Arnold!80%
The Ren & Stimpy Show76%
The 7D62%
Justice League Action72%
Chip 'n' Dale Rescue Rangers75%
The Tom and Jerry Show72%
The Tom and Jerry Comedy Show74%
Silver Surfer73%
Ugly Americans82%
