Mel Blanc
Heathcliff
Heathcliff is a half-hour Saturday morning animated series based on the Heathcliff comic strip created by George Gately and produced by Ruby-Spears Productions. It premiered on ABC on October 4, 1980, with a total of 26 episodes produced under the titles Heathcliff and Dingbat and Heathcliff and Marmaduke. imdb.com