Idris Elba Cast as Knuckles in SONIC THE HEDGEHOG 2. Idris Elba (The Suicide Squad) has announced that he will be providing the voice of Knuckles in Paramount Pictures’ Sonic The Hedgehog 2. Knuckles is the red anthropomorphic short-beaked echidna who is determined and serious, but sometimes gullible. He’s also a hothead and a powerful... Continue Reading →