Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
Sonic Underground Season 1 Episodes
Season 1 Episode Guide
35 Episodes 1999 - 1999
Episode 1
Beginnings (Origins: Part 1)
Mon, Aug 30, 1999 30 mins
Queen Aleena is forced to give up her three children to fulfill a prophecy when Robotnik takes over the planet.
Episode 2
Getting to Know You
Wed, Oct 6, 1999 30 mins
The Sonic siblings are reunited and must learn to work together.
Episode 3
Harmony of Something
Fri, Jan 16, 2004 30 mins
An attempt to rescue the Oracle from Robotnik is made.
Episode 5
To Catch a Queen
Tue, Aug 31, 1999 30 mins
A former captain of the queen's guard is captured by Robotnik.
Episode 6
Mobodoon
Wed, Sep 1, 1999 30 mins
The hedgehogs visit the town where they were born.
Episode 8
Underground Masquerade
Fri, Dec 12, 2003 30 mins
Sleet and Dingo collect taxes for Robotnik, but they plot to keep the money for themselves.
Episode 9
Tangled Webs
Mon, Sep 6, 1999 30 mins
Sonic learns that an old friend is working for Dr. Robotnik.
Episode 13
Come Out Wherever You Are
Fri, Dec 19, 2003 30 mins
Sonia is invited to a débutante ball.
Episode 14
Winner Fakes All
Mon, Sep 13, 1999 30 mins
Robotnik creates a speedy robot that competes in a race against the region's top athletes.
Episode 15
A Hedgehog's Home Is Her Castle
Tue, Sep 14, 1999 30 mins
Sonia inherits a rundown castle.
Episode 16
Artifact
Wed, Sep 15, 1999 30 mins
Robotnik auctions artifacts that are actually bombs.
Episode 17
Bug
Thu, Sep 16, 1999 30 mins
Manic is injected with a mind-controlling toxin.
Episode 18
Sonic Tonic
Fri, Dec 26, 2003 30 mins
Robotnik creates a potion that enables anyone who takes it to run as fast as Sonic.
Episode 19
Friend or Foe
Mon, Sep 20, 1999 30 mins
A battle for an emerald takes place when the band visits an island.
Episode 20
Head Games
Tue, Sep 21, 1999 30 mins
A holiday resort is visited where the citizens worship three stone heads that resemble Sonic, Sonia and Manic.
Episode 21
When in Rome
Wed, Sep 22, 1999 30 mins
The hedgehogs are stripped of their powers and sent into an alternate, Roman-themed reality.
Episode 22
The Jewel of the Crown
Thu, Sep 23, 1999 30 mins
A royal jewel belonging to the queen is found, which gives hope to Sonic, Sonia and Manic that it will lead them to their mother.
Episode 23
Three Hedgehogs and a Baby
Mon, Jul 9, 2012 30 mins
A baby hedgehog is found and cared for by Sonic, Sonia and Manic.
Episode 24
Dunes Day
Mon, Sep 27, 1999 30 mins
The band meets a nomadic tribe in a desert.
Episode 25
Mummy, Dearest
Tue, Sep 28, 1999 30 mins
The hedgehogs search for a hidden temple that contains prophecies of Robotnik's defeat.
Episode 26
The Hedgehog in the Iron Mask
Wed, Sep 29, 1999 30 mins
The hedgehogs rescue a prisoner from one of Robotnik's towers.
Episode 27
Six Is a Crowd
Thu, Sep 30, 1999 30 mins
The hedgehogs are transported to an alternate dimension where Robotnik is the leader of the Freedom Fighters.
Episode 28
Flying Fortress (Chaos Emerald Crisis, Part 1)
Fri, Jan 9, 2004 30 mins
Robotnik creates a flying fortress to destroy the planet.
Episode 29
No Hedgehog Is an Island
Tue, Oct 5, 1999 30 mins
Dingo accidentally breaks a chaos emerald and causes it to unleash its evil energy.
Episode 30
New Echidna in Town
Thu, Oct 7, 1999 30 mins
Dingo is transformed into a monster.
Episode 31
Country Crisis
Mon, Oct 11, 1999 30 mins
The gang tries to stop a group of hillbillies from feuding.
Episode 32
Haircraft in Space
Tue, Oct 12, 1999 30 mins
A salon robot hypnotizes people into revealing secrets.
Episode 33
Healer
Wed, Oct 13, 1999 30 mins
Robotnik tries to capture a machine that deprograms robots.
Episode 34
Sonia's Choice
Thu, Oct 14, 1999 30 mins
Sonia tries to rescue Sonic and Manic before they are turned into robots.
Episode 35
The Big Melt
Fri, Jan 23, 2004 30 mins
Robotnik tries to melt the polar ice caps.
Episode 36
Sleepers
Mon, Oct 18, 1999 30 mins
Robotnik invents darts that induce sleep and uses them against the resistance movement.
Episode 37
Bartleby the Prisoner
Tue, Oct 19, 1999 30 mins
Bartleby is arrested for assisting the resistance.
Episode 38
The ART of Destruction
Wed, Oct 20, 1999 30 mins
Robotnik's most advanced robot learns about friendship and switches sides.
Episode 39
The Pendant
Thu, Oct 21, 1999 30 mins
Sonia is in danger of becoming invisible after she finds a pendant containing a dangerous spell.
Episode 40
Virtual Danger
Fri, Jan 30, 2004 30 mins
In the series finale, Sonic and Manic get sucked into a video game and discover Robotnik's plans.
