Isidore (Heathcliff and the Catillac Cats, known as Les Entrechats in French) is an animated television series that premiered on September 5, 1984. It was the second series based on the Heathcliff comic and was produced by DIC Audiovisuel. It was released in syndication until January 12, 1988 with a total of 86 episodes. The first comic-based show was Heathcliff and Dingbat / Heathcliff and Marmaduke, which premiered in 1980 and was produced by Ruby-Spears. The Catillac Cats characters were created by Jean Chalopine Bruno Bianchi.
Mel Blanc, who provided the voice of Heathcliff on the 1980 series, reprized his role as titular cat.
The cartoon of the cat Isidoro is broadcast every day on Italia1 at 7,00. Isidoro is a brindle stray cat, endowed with such strength to keep dogs away from his clutches. He is the leader of the cats in the neighborhood who elected him by right, their leader as he is also very intelligent and cunning. Not only is he also a heartthrob, who makes all the el micette of the area fall in love with his gallant and original ways. He often enjoys playing pranks on the inhabitants of the neighborhood.