Season 1

Underdog rescues a boy locked in a bank vault, causing destructive mayhem in the process; An army of huge mechanical monsters invades the city and capture Polly Purebred; Simon Bar-Sinister develops an energy ray that turns its target into a photograph. He kidnaps Sweet Polly Purebred to trap Underdog into a photograph and tear him up; The Indian Gophers plan to send the colonel to the moon in a rocket; Commander McBragg tells how he untrailed a group of savages

Simon invents a snow machine. He turns people into snow. Can Underdog stop him before it's to late? Simon Bar-Sinister engages in a robbery spree throughout the city, turning people into snowmen. Meanwhile, Sweet Polly Purebred discovers Simon's laboratory. The Indian Gophers deliver a gift of a totem pole to the fort, but they hide inside and conduct raids at night

Commander McBragg tells about a giant fish

Simon forces Sweet Polly Purebred to broadcast an ultimatum to the city. When Underdog comes to save the day, Simon uses his snow ray on him; Underdog has been frozen by Simon's snow ray, and Simon holds the city in terror. General Nuisance visits the fort and threatens to transfer the Colonel because of his failure to capture the Indian Gophers.

Commander McBragg tells about his encounter with Abominable Snowmen

King Klobber, from the distant planet of Zot, has promised his daughter, Princess Glissando, the strongest husband in the universe; King Klobber sends a delegation to earth to bring back Underdog to marry his daughter, against Underdog's wishes. The colonel obtains a Gatling gun which he plans to use against the Indian Gophers.

Commander McBragg tells his North Pole tale.

Underdog successfully fights off the Zot army, so King Klobber kidnaps Sweet Polly Purebred; To save Sweet Polly, Underdog agrees to marry Princess Glissando. The wedding is threatened by a two-headed dragon; The colonel convinces the Indian Gophers to move to Cleveland

Riff-Raff is no longer Public Enemy No. 1, so he comes up with the ultimate plan: robbing a trainload of gold; Riff-Raff's plan goes into action; The Gophers give the Colonel a headache and a stomachache as part of their scheme to steal his bologna; Commander McBragg recalls when he took down five enemy planes

Underdog is still confused and frustrated trying to find Sweet Polly among all the balloon; The train full of gold is about to crash into another train, with Riff-Raff's plan going just as he expected; The Colonel leads an assault on the Gophers' secret hideout atop Lonesome Mesa - unaware that the mesa is a Gopher construct laden with traps; Commander McBragg tells a tale that happened at Niagara Falls

Sweet Polly Squeeze boards a ship to travel to a south sea island to investigate the world's biggest monster "Fearo the Ferocious"; After overcoming a mutiny at sea Polly and the gang continue on to the south sea Island to find "Fearo the Ferocious"; The Gophers send a trained Indian termite to attack the Colonel's wooden fort; Commander McBragg tells about when he "cleaned" Dodge City

Reminiscent of the movie King Kong the gang captures "Fearo" and return him to civilization to meet the public in a big television broadcast; "Fearo" runs amok and even the Army cannot stop him. Underdog arrives on the scene and battles "Fearo" by tantalizing him with a jungle delicacy; Upon learning that the Colonel plans to bring them down using football tactics, the Gophers carve football tackling dummies in their own likenesses; Commander McBragg remembers his football game with Hex University

Simon Bar Sinister is working an a chemical that will shrink the city's citizens to miniature size; After being shrunk by Simon Bar-Sinister Underdog and Polly are imprisoned in a birdcage in Simon's lair; General Nuisance sets up a telegraph line to send attack orders to the Colonel. The Gophers tap the line and send to the Colonel - shall we say - revised orders; Commander McBragg recalls getting away with a stolen record

The shrunken Underdog and Polly make their way through Simon's garden to try and stop Simon's plans, facing rats and eagle attacks; Simon shrinks the inhabitants of the city, as well as his henchman so he can be the tallest man in the world and then lies down for a rest; The Colonel and the Sergeant prospect for gold in Gopher Gulch, hoping that a gold strike will draw thousands of fortune seekers, crowding out Ruffled Feather and Running Board; Commander McBragg tells about an encounter with a black snake

The Emperor and Empress Bubble heads try to find a way to destroy the earth. Tennessee Tuxedo tries to get snow on the hill to go skiing. Colonel Coyote goes berry picking.

Polly investigates why the ocean is becoming more dangerous and the Bubbleheads try to stop them from finding out.

The Bubbleheads. Parts 3 & 4 / The Big Banger (Go Go Gophers) / The Great Elephant (Commander McBragg)

From Hopeless To Helpless, Parts 1 & 2 / He's for the Berries (Go Go Gophers) / The Great Bird (Commander McBragg)

From Hopeless To Helpless, Parts 3 & 4 / Swamped (Go Go Gophers) / Chicago Mobsters (Commander McBragg)

Tricky Trap by Tap Tap / Tanks to the Gophers (Go Go Gophers) / The Monster Bear (Commander McBragg)

The Witch of Pickyoon, Parts 1 & 2 / Indian Treasure (Go Go Gophers) / The Kangaroo (Commander McBragg)

The Witch of Pickyoon, Parts 3 & 4 / The Horseless Carriage Trade (Go Go Gophers) / The Giant Mosquito (Commander McBragg)

Weathering the Storm, Parts 1 & 2 / Honey Fun (Go Go Gophers) / The Black Knight (Commander McBragg)

Weathering the Storm, Parts 3 & 4 / The Colonel Cleans Up (Go Go Gophers) / The Flying Pond (Commander McBragg)

The Goldbricks, Parts 1 & 2 / The Raw Recruits (Go Go Gophers) / The Old Ninety-Two (Commander McBragg)

The Goldbricks, Parts 3 & 4 / Tenshun! (Go Go Gophers), One Man in Manhattan (Commander McBragg)

The Magnet Men, Parts 1 & 2 / Cuckoo Combat (Go Go Gophers) / Oyster Island (Commander McBragg)

The Magnet Men, Parts 3 & 4 / Kitchen Capers (Go Go Gophers) / The Steam Car (Commander McBragg)

The Phoney Booth Ring, Parts 1 & 2 / The Great White Stallion (Go Go Gophers) / Swimming the Atlantic (Commander McBragg)

The Phoney Booth Ring, Parts 3 & 4 / Blankety, Blankety, Blank (Go Go Gophers) / Fort Apache (Commander McBragg)