Billy Dilley's Super-Duper Subterranean Summer

Season

2017

USA

3.4

TV-Y7

The show follows the adventures of Billy Dilley, a 12 year old 7th grader who loves science, and his lab partners, Zeke and Marsha, who on summer vacation find themselves trapped in a strange world located in the Earth's core.

Episode List

S1 • E1

Lab Friends... Forever?/Surviving Billy

Billy's science project goes horribly wrong, and he and his two friends find themselves stuck in a strange land. Billy, Zeke and Marsha must find their way back to the Cheeserator.

S1 • E2

Calzones/Crab Hands

Zeke, the King of Calzones, must defend his title when a rival chef enters the picture. Billy invents a grafting machine and starts adding different creature parts to his body.

S1 • E3

The Date/The Troggies Next Door

Billy and Zeke help Marsha find romance, but an unexpected guest could ruin everything. When Billy and Zeke meet the neighboring Troggies, an epic sports showdown ensues.

S1 • E4

The Mushroom Prince/Count Wretcher

Billy repeatedly tries to steal Marsha's diary. Billy is excited to meet Count Wretcher, an eccentric neighbor and fellow inventor.

S1 • E5

Hey Judy/Welcome to the Hag House

Billy meets a new friend and a new romantic interest on the same day and is forced to choose between the two. Billy stumbles upon a wicked chemistry master.

S1 • E6

Beastie Billy/Zartan

Billy takes extreme measures when Marsha convinces him he has brought a curse upon himself. Billy invites a heroic warrior named Zartran to stay at his house.

S1 • E7

K Is for Klutz/Tommy X

Billy and Zeke try to figure out Marsha's unexplained bout of klutziness. Zeke is blown away when his favorite extreme sports hero, Tommy X, arrives at their house.

S1 • E8

Billy Willie/The Telltale Wart

Zartran convinces Billy to pretend to be the nephew of a old lady to scam her out of her secret treasure. Billy is jealous of his new friend's wart and becomes obsessed with it.

S1 • E9

Ol' MacBilly/Silly Spheres

Billy loses confidence in his hair, luckily he discovers a wig shop. When the Hag Witch visits her sisters, she gives Billy and Tony one order: stay out of her magical cabinet!

S1 • E10

Wretcherous Treachery/Jared

Count Wretcher has a plan to travel to the Surface World and cover the Earth in sludge. When Billy's new friend Jared becomes fast friends with Zeke and Marsha, Billy gets jealous.

S1 • E11

Sluggy/Double Bubble

Anaximander won't pay attention to Billy, so Billy finds a new pet. Zeke's habit of ignoring the trash on the roof gets him and Billy into a predicament.

The Glorp of the Gorks/Rat's Entertainment

S1 • E12

The Glorp of the Gorks/Rat's Entertainment

The Gork's most sacred, sticky relic goes missing and Billy leads the investigation to find the thief. The gang try to cheer up Anaximander by staging a huge rat-themed stage show.