The Tom & Jerry/Grape Ape/Mumbly Show is an American animated television series produced by Hanna-Barbera Productions in association with MGM Television. Based on the Tom and Jerry theatrical cartoon series, which was created by H-B co-founders and former MGM cartoon studio staff William Hanna and Joseph Barbera, the show originally aired on ABC from September 6 to December 13, 1975 (for a total of 16 episodes) as the first half-hour of The Tom & Jerry/Grape Ape/Mumbly Show, with The Great Grape Ape Show representing the series' second half-hour and The Mumbly Cartoon Show representing the series' third half-hour. This series marked the first time that Tom and Jerry appeared in animated installments produced specifically for television.
The Tom & Jerry/Grape Ape/Mumbly Show (Season 2)
Fleetfeet Versus Flat Foot (Episode 1)
Air date: 1976-09-11
Runtime: 8 min
Overview: Shnooker receives a letter from a thief named Fleetfeet Fogarty. Fleetfeet plans to steal the Minerva Medallion in a museum. Shnooker tells Mumbly to arrest the thief.
The Great Hot Car Heist (Episode 2)
Air date: 1976-09-18
Runtime: 8 min
Overview: Mumbly is assigned to retrieve a new top-secret police vehicle that ends up being stolen.
The Magical Madcap Caper (Episode 3)
Air date: 1976-09-25
Runtime: 8 min
Overview: Mumbly and Shnooker are assigned to guard people and their valuables at a mansion, where a magician named The Great Merlini is performing. Shnooker thinks that it is an easy job, but Mumbly is suspicious of Merlini.
The Big Breakout Bust (Episode 4)
Air date: 1976-10-02
Runtime: 8 min
Overview: At Crabstone Prison - aka - The Rockpile, every precaution has been taken to make it escape proof. But Breakout Barney stows away inside a trash can the guards put out, and proceeds to head to the border.
The Return of Bing Bong (Episode 5)
Air date: 1976-10-09
Runtime: 8 min
Overview: Mumbly is tasked with ending the rampage of an 80-foot gorilla in the city.
The Super-Dooper Super Cop (Episode 6)
Air date: 1976-10-16
Runtime: 8 min
Overview: Shnooker hires a robot detective named Lieutenant Nuts and Bolts. Mumbly and Nuts and Bolts have to stop a cat burglar known as The Phantom Cat from robbing a safe. Shnooker tells them that the first detective to arrest the cat burglar will keep their job, and the other detective will lose their job.
The Big Ox Bus (Episode 7)
Air date: 1976-10-23
Runtime: 8 min
Overview: Mumbly and Shnooker take a trip to Canada just as a giant lumberjack is terrorizing the forest.
The Great Graffiti Gambit (Episode 8)
Air date: 1976-10-30
Runtime: 8 min
Overview: Graffooey the Great Graffiti Artist is covering Mumbly and Shnooker's city with graffiti! The detectives have to stop Graffooey before he causes even more damage to their city.
Taking Stock (Episode 9)
Air date: 1976-11-06
Runtime: 8 min
Overview: A prize-winning bull is taken, setting Mumbly on the trail of The Lonesome Rustler.
The Littermugg (Episode 10)
Air date: 1976-11-13
Runtime: 8 min
Overview: Shnooker’s TV interview is interrupted by a sudden deluge of litter, courtesy of The Littermugg. Chief Shnooker alerts the sanitation department, but even they are helpless to keep up with the numerous amounts of garbage left by Mr. Littermugg, so he assigns Mumbly to the case, giving him 24 hours to do so.
The Perils of the Purple Baron (Episode 11)
Air date: 1976-11-20
Runtime: 8 min
Overview: The Purple Baron freezes everyone in the city in order to rob them, except Mumbly remains unaffected and is hot on his case.
The Fatbeard the Pirate Fracas (Episode 12)
Air date: 1976-11-25
Runtime: 8 min
Overview: Fatbeard the pirate invades a cruise ship, causing havoc. Mumbly is sent to capture and remove him.
The Big Snow Foot Snow Job (Episode 13)
Air date: 1976-11-27
Runtime: 8 min
Overview: Shnooker’s ski vacation is spoiled by the sudden appearance of a creature scaring everyone away from the lodge.
Sherlock's Badder Brudder (Episode 14)
Air date: 1976-12-04
Runtime: 8 min
Overview: Two criminals have it out for Mumbly and Shnooker and try everything to get rid of Mumbly.
The UFO's a No-No (Episode 15)
Air date: 1976-12-11
Runtime: 8 min
Overview: Aliens arrive to invade Earth, and Shnooker tasks Mumbly with giving them a parking ticket and collecting the fine.
Hyde and Seek (Episode 16)
Air date: 1976-12-18
Runtime: 8 min
Overview: Mumbly investigates a disturbance at Dr. Seek’s lab where he discovers Dr. Seek’s new soda formula turns him into the insidious Mr. Hyde.

Seasons
Episodes 80
Episodes 16