The WORST episodes of Heathcliff

Every episode of Heathcliff ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Heathcliff!

This 30-minute Saturday morning cartoon was produced by Ruby-Spears Productions and aired a total of 26 episodes. The first season, called "Heathcliff and Dingbat," ran for 13 episodes and included backup segments with Dingbat and the Creeps (who were created specifically for this show). The second season, called "Heathcliff and Marmaduke," ran for 13 episodes and featured backup segments with fellow comic strip character Marmaduke.

Last Updated: 5/24/2026Network: ABC (US)Status: Ended
A Briefcase of Cloak and Dagger [Heathcliff]
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#1 - A Briefcase of Cloak and Dagger [Heathcliff]

Season 2 - Episode 17 - Aired 10/17/1981

Heathcliff receives a letter and briefcase from a cute female spy and is told that he must deliver it to the dock. Can Heathcliff make it to the dock with the letter before a couple of enemy spies grab it?

Baby Sitting Shenanigans [Marmaduke]
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#2 - Baby Sitting Shenanigans [Marmaduke]

Season 2 - Episode 28 - Aired 11/14/1981

Marmaduke babysits for Aunt Kay's dog Sweetums while she and Barbie go to the charity bazaar. Sweetums has a collar worth $50,000 and there is a crook that has been waiting for an opportunity to grab it.

Marmaduke of the Movies [Marmaduke]
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#3 - Marmaduke of the Movies [Marmaduke]

Season 2 - Episode 27 - Aired 11/7/1981

Marmaduke interrupts the filming of several movies.

A Close Encounter [Heathcliff]
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#4 - A Close Encounter [Heathcliff]

Season 2 - Episode 26 - Aired 11/7/1981

An small alien attempts to abduct Heathcliff to his shuttle.

Suburban Cowboy [Marmaduke]
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#5 - Suburban Cowboy [Marmaduke]

Season 2 - Episode 25 - Aired 11/7/1981

Marmaduke is left at the house while the Winslows go to the store and he starts to dream about the wild west. Does Marmaduke get to enjoy the dream or is it going to be a nightmare?

Bone to Pick with Marmaduke [Marmaduke]
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#6 - Bone to Pick with Marmaduke [Marmaduke]

Season 2 - Episode 24 - Aired 10/31/1981

Mr. Snyder is planning several ways to keep Marmaduke out of his yard and keep him from digging up and burying bones. Can Marmaduke get his bones back before he loses them for good?

Mush, Heathcliff, Mush [Heathcliff]
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#7 - Mush, Heathcliff, Mush [Heathcliff]

Season 2 - Episode 23 - Aired 10/31/1981

Heathcliff and Iggy are competing against Muggsy and Spike in the annual Pet 'N Pal Cross-Country Sled Race and the winner gets a gold trophy and all the pizza they can eat at Luigi's Pizza Parlor. Will Heathcliff and Iggy be able to overcome all of the obstacles that Spike and Mugsy put in their way and win the race?

Police Pooch [Marmaduke]
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#8 - Police Pooch [Marmaduke]

Season 2 - Episode 22 - Aired 10/31/1981

Marmaduke is sleeping on the couch when he hears a TV commercial offering to train dogs for the police department in the Canine Corp. Can Marmaduke prove himself worthy enough to be in the Canine Corp?

Gold Fever Fracas [Marmaduke]
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#9 - Gold Fever Fracas [Marmaduke]

Season 2 - Episode 21 - Aired 10/24/1981

Marmaduke digs up a chunk of gold an Phil and Dottie head into town to get it check and leave Marmaduke with the kids to guard the claim. Will the tough old prospector, who has seen all this, take the claim from them?

Tabby and the Pirate [Heathcliff]
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#10 - Tabby and the Pirate [Heathcliff]

Season 2 - Episode 20 - Aired 10/24/1981

Heathcliff talks about how interesting the day of rugged pirates and chiverlous captains awhile in his bath time, and thinks of his great ancestor Captain Horatio Heathcliff, where the ancestor of Heathcliff takes Princess Sonja to her father's land but is attacked by Blueberry the Pirate.

Bearly Camping [Marmaduke]
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#11 - Bearly Camping [Marmaduke]

Season 2 - Episode 19 - Aired 10/24/1981

The Winslow family go on a camping trip and Marmaduke sneaks in to go along. How will Marmaduke do on his first camping trip?

Fret Vet [Marmaduke]
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#12 - Fret Vet [Marmaduke]

Season 2 - Episode 18 - Aired 10/17/1981

Mr. Winslow wants to take Marmaduke to a veteran's BBQ, but Marmaduke hears him wrong and thinks that he means to take him to the veterinarian and Marmaduke goes into hiding. Can Mr. Winslow find him and get him to the park to enjoy the BBQ?

Detective Ding-a-Lings [Dingbat and the Creeps]
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#13 - Detective Ding-a-Lings [Dingbat and the Creeps]

Season 1 - Episode 51 - Aired 12/27/1980

The Creeps work as private detectives, trying to solve the case of the Maltese Parrot.

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#14 - Tricky Treat [Marmaduke]

Season 2 - Episode 15 - Aired 10/10/1981

Marmaduke dresses up to go out trick or treating. Will he get treats or is he in for tricks?

Of Mice and Menace [Heathcliff]
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#15 - Of Mice and Menace [Heathcliff]

Season 2 - Episode 14 - Aired 10/10/1981

Heathcliff read in the paper that a reward is offered for the capture of an escaped six foot mouse. Can Heathcliff capture the raging rodent?

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#16 - Beach Brawl [Marmaduke]

Season 2 - Episode 13 - Aired 10/10/1981

The Winslows take a trip to the beach and Marmaduke tangles with a shark. Can Marmaduke catch the shark or will it be vice versa?

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#17 - Seagoing Watchdog [Marmaduke]

Season 2 - Episode 12 - Aired 10/3/1981

Marmaduke sneaks aboard ship with the Winslows and now he has to guard an ape to earn his keep. Can Marmaduke keep the crafty ape from causing trouble?

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#18 - Dud Boat [Heathcliff]

Season 2 - Episode 11 - Aired 10/3/1981

Heathcliff is shanghled by Grubs (as a captain) and forced to catch mice, but Heathcliff and the mice scam Grubs, he gets fed up and he makes Heathcliff walk the plank.

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#19 - Gone with the Whim [Marmaduke]

Season 2 - Episode 10 - Aired 10/3/1981

The Winslows rehearse a play causing Marmaduke to think he’s no longer wanted.

Wish Bones [Marmaduke]
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#20 - Wish Bones [Marmaduke]

Season 2 - Episode 7 - Aired 9/26/1981

Maramduke finds a cat genie at the beach.

Playgrounded [Marmaduke]
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#21 - Playgrounded [Marmaduke]

Season 2 - Episode 3 - Aired 9/12/1981

Marmaduke and the kids are playing in the park and Mr. Nicely is watching them play when J. D. Taggart drives up and says that he is repossessing the lot if the loan is not paid quickly. Can they raise enough money in time to pay off the loan and save their playground?

Gator Go-Round [Heathcliff]
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#22 - Gator Go-Round [Heathcliff]

Season 2 - Episode 2 - Aired 9/12/1981

An alligator escapes from the zoo and is really hungry when he spots Heathcliff going through some garbage cans. Can Heathcliff avoid the alligator and keep from being on the menu?

Home Run Rover [Marmaduke]
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#23 - Home Run Rover [Marmaduke]

Season 2 - Episode 1 - Aired 9/12/1981

Barbie and Billy Winslow go to play a baseball game and reluctantly bring Marmaduke along to be the mascot. Barbie has to sit out the last inning and Marmaduke steps in to take her place with their team down one to nothing. Can Marmaduke help the team win the game?

Kitty Sitter [Marmaduke]
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#24 - Kitty Sitter [Marmaduke]

Season 2 - Episode 30 - Aired 11/14/1981

The mailman sees Marmaduke coming and decides to hide in the mailbox until he passes by. Marmaduke then passes a construction site where he discovers 4 kittens in danger. He decides to watch them until he can find them a permanent home.

The Big Fish Story [Heathcliff]
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#25 - The Big Fish Story [Heathcliff]

Season 1 - Episode 50 - Aired 12/27/1980

Heathcliff performs many attempts to steal the big fish at Mr. Schultz's fish mart, but his efforts are hampered with newly installed security system, which causes Heathcliff trouble to get inside the fish mart.