1 Säsong
40 Episod
Sonic Underground - Season 1 Episode 12 Avsnitt 12
The Hedgehogs receive a message they believe is from their cousin. In the message, a castle is left to Sonia, who revels in the idea of having a castle for the Underground headquarters. Sonic, Manic and Sonia arrive at the castle only to see an old, dark dilapidated structure. Inside the castle, the Hedgehogs all have separate meetings with a mysterious apparition who resembles their mother.
- År: 1999
- Land: France, United States of America
- Genre: Action & Adventure, Animation, Kids
- Studio: TF1, Syndication
- Nyckelord: musical, robot as menace, rebellion, triplet, based on video game, hedgehog, animal protagonist, band
- Direktör: Jean Chalopin, Robby London, Jean Cheville
- Kasta: Jaleel White, Garry Chalk, Maurice LaMarche, Peter Wilds, Gail Webster, Ian James Corlett