Sonic 3 & Knuckles (with voices!) Episode 3: Marble Garden Zone

Blasted out of the Hydrocity Zone, Sonic and Tails find themselves in the ancient ruins that make up the Marble Garden Zone. In the distant past, this location was home to the Echidna tribe and it is filled with many wondrous secrets and artifacts. Unfortunately, Dr. Eggman has rigged the ruins with modern traps and Badniks, no doubt with assistance from the misguided Knuckles...

Featuring the official voice talents of:
Ryan Drummond - Sonic the Hedgehog
William Corkery - Miles "Tails" Prower
Scott Dreier - Knuckles the Echidna
Deem Bristow - Dr. Ivo Robotnik