Sonic X will air on Brazil by Jetix (“Jetox”… because of many toxic shows on the channel. =P), on October 4th at 3:30pm, The first 26 episodes will be shown.
Source: *Portal Sonic (Portuguese)*Sonic, Tails and Eggman voices wll be the same of the DiC series. About other works of them:
Manolo Rey (Sonic):
Koromon/Agumon/Greymon/Metalgreymon/Wargreymon (Digimon and Digimon 2)
Shorin/Lando, Mitarai/Seaman e Gamma (YuYu Hakushô)
Isaac Bardavid (Eggman):
Dr Iwamoto (Ultraman)
Wolverine (X-Men)
Iara Rica (Tails):
Izumi Noa (Patlabor)
Yui Kasuga (Corrector Yui)
Trixie (Spead Racer – Redub)
Trini (Power Rangers)
Gluko (Cavaleiros de Mon Colle)
Ayami (Bycrossers)
Yuki/Ruki (Digimon Tamers)
Lin (Spirited Away)
Francesca (Cyber Team in Akihabara Movie)
Noriko (Digimon 02)
Jubileu (X-Men)
Source: *Anime Pró (Portuguese)*