Sonic Underground 1999
What is Sonic Underground?
Sonic Underground is an animated television series featuring the characters Sonic, Sonia, and Manic. The narrative follows these three siblings, who are the children of Queen Aleena Hedgehog.
- Type
- TV series
- Year
- 1999
- Status
- Ended
- Episodes
- 40
- Runtime
- 25 minutes
- First aired
- Aug 30, 1999
- Last aired
- Oct 22, 1999
- Original language
- EN
- Origin
- FR, US
- Networks
- TF1, Syndication
- Genres
- Action & Adventure, Animation, Kids
- Updated
At a glance
- Rating
- ★ TMDB users: 6.9/10 from 156 votes
- Format
- 1 season · 40 episodes
- Episode runtime
- ~25 minutes
- Status
- Ended
- Networks
- TF1, Syndication
Where to watch in United States
With ads
With ads
With ads
Buy
With ads
Stream
With ads
Stream
With ads
Buy
Streaming availability data provided by JustWatch via TMDB. Availability changes by country and date; verify on the provider before subscribing or purchasing.
How long to binge?
Estimate the schedule using 40 episodes and an average 25-minute runtime.
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Overview
Sonic Underground is an animated television series featuring the characters Sonic, Sonia, and Manic. The narrative follows these three siblings, who are the children of Queen Aleena Hedgehog. As the rightful ruler of Mobius, Queen Aleena is separated from her offspring when they are infants to ensure their safety. The siblings are placed in hiding to fulfill a prophecy delivered by the Oracle of Delphius. This prophecy dictates that the triplets will eventually reunite to locate their estranged mother, overthrow the antagonist Doctor Robotnik, and reclaim their positions as the rightful rulers of Mobius. Throughout the series, the trio faces constant pursuit from Doctor Robotnik and his bounty hunter sidekicks, Sleet and Dingo. The plot centers on the siblings' journey to navigate these challenges while working toward the fulfillment of the Oracle's vision. The show documents their ongoing struggle against the forces of Doctor Robotnik as they attempt to restore their family and the leadership of their home world.
Should you watch it?
“Three hedgehog siblings unite to overthrow a tyrant and find their lost mother.”
- unique take on the Sonic franchise
- twin villains with comedic timing
- prophecy-driven plot with royal stakes
- short-lived series
- limited character development
you enjoy animated adventures with sibling teamwork and catchy musical numbers.
Suitable for children; features mild action and comedic bumbling by villains.
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Cast
Episode guide
Spoiler-Safe Browsing Progress
Season 1 · 40 episodes
Open the complete Season 1 guide & lore primer →- E1 Beginnings (Origins, Part 1) Mytharc Aug 30, 1999
- E2 To Catch a Queen Core Aug 31, 1999
- E3 Mobodoon Core Sep 1, 1999
- E4 The Price of Freedom Core Sep 2, 1999
- E5 Underground Masquerade Core Sep 3, 1999
- E6 Tangled Webs Core Sep 6, 1999
- E7 The Deepest Fear Core Sep 7, 1999
- E8 Who Do You Think You Are Core Sep 8, 1999
- E9 The Last Resort Core Sep 9, 1999
- E10 Come Out Wherever You Are Core Sep 10, 1999
- E11 Winner Fakes All Core Sep 13, 1999
- E12 A Hedgehog's Home Is Her Castle Core Sep 14, 1999
- E13 Artifact Core Sep 15, 1999
- E14 Bug! Core Sep 16, 1999
- E15 Sonic Tonic Core Sep 17, 1999
- E16 Friend or Foe? Core Sep 20, 1999
- E17 Head Games Core Sep 21, 1999
- E18 When in Rome... Core Sep 22, 1999
- E19 The Jewel of the Crown Core Sep 23, 1999
- E20 Three Hedgehogs and a Baby Core Sep 24, 1999
- E21 Dunes Day Core Sep 27, 1999
- E22 Mummy Dearest Core Sep 28, 1999
- E23 Hedgehog in the Iron Mask Core Sep 29, 1999
- E24 Six Is a Crowd Core Sep 30, 1999
- E25 Flying Fortress (Chaos Emerald Crisis, Part 1) Mytharc Oct 1, 1999
- E26 Wedding Bell Blues Core Oct 4, 1999
- E27 No Hedgehog Is an Island (Chaos Emerald Crisis, Part 2) Mytharc Oct 5, 1999
- E28 Getting to Know You (Origins, Part 2) Mytharc Oct 6, 1999
- E29 New Echidna in Town (Chaos Emerald Crisis, Part 3) Mytharc Oct 7, 1999
- E30 Harmony or Something (Origins, Part 3) Mytharc Oct 8, 1999
- E31 Country Crisis Core Oct 11, 1999
- E32 Haircraft in Space Core Oct 12, 1999
- E33 Healer Core Oct 13, 1999
- E34 Sonia's Choice Core Oct 14, 1999
- E35 The Big Melt Core Oct 15, 1999
- E36 Sleepers Core Oct 18, 1999
- E37 Bartleby the Prisoner Core Oct 19, 1999
- E38 The Art of Destruction Core Oct 20, 1999
- E39 The Pendant Mytharc Oct 21, 1999
- E40 Virtual Danger Mytharc Oct 22, 1999
Frequently asked questions
Is this show part of the main Sonic canon?
No, it exists in its own continuity separate from other Sonic media.
Who are the main characters?
The main characters are Sonic, Sonia, and Manic, the hedgehog triplets.
What is the show's setting?
The show takes place on the planet Mobius.
Are there any musical elements in the show?
Yes, the series is known for its musical episodes and songs.
Who created Sonic Underground?
It was co-produced by DIC Productions, Les Studios Tex, Sega, and TF1.
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