Heathcliff and the Catillac Cats - Season 2 - Eps 4: The Cat in the Iron Mask
Mungo's giant creation of a metal moving cat is ridiculed by the gang. Mungo overhears Mangle's plans to destroy the junkyard then buy it cheap. The Cats make hasty plans to defend their home, but Mangle's forces are overwhelming. It looks like all is lost until Mungo brings his Super-Cat on the scene to drive them away.
About Heathcliff and the Catillac Cats

Title: Heathcliff and the Catillac Cats
First Air Date: 1984-09-17
Last Air Date: 1985-10-07
Status: Ended
Rating: 6.3/10 (from 48 votes)
Language: EN
Seasons: 2
Total Episodes: 172
Network: Syndication FR3
Genres: Animation, Comedy, Kids
Production Companies: ICC TV Productions, DIC, DiC Entertainment
Cast

Mel Blanc
Heathcliff (voice)

Donna Christie
Cleo / Iggy (voice)

Peter Cullen
Pop / Max (voice)

Jeannie Elias
Jeannie Elias (voice)

Danny Mann
Hector (voice)

Marilyn Lightstone
Sonja (voice)