Sonic teams up with his own sidekick Tails to embark on a journey to find the Emerald before Dr. Robotnik returns, alongside his new rival, Knuckles the Echidna, in search of the Master Emerald. In the film, after settling in Green Hills, Sonic tries to prove himself as a hero, but his big test comes when the dastardly Dr. Directed by Jeff Fowler and written by Pat Casey, Josh Miller, and John Whittington, the film stars Ben Schwartz, Jim Carrey, James Marsden, Tika Sumpter, Natasha Rothwell, Adam Pally, Lee Majdoub, and Colleen O'Shaughnessey reprising their roles, with Idris Elba and Shemar Moore joining the cast. Sonic the Hedgehog 2 is a 2022 action-adventure comedy film based on the video game series published by Sega, and the sequel to Sonic the Hedgehog (2020).