The voice cast of DreamWorks Animation's Turbo break down the story and their characters in a featurette for this animated comedy, just in time for the Indianapolis 500 race this weekend. Ryan Reynolds stars as the title character, a snail who is given the gift of incredible speed and tries to win the Indianapolis 500. The actor discusses what drew him to this underdog story, along with Samuel L. Jackson (Whiplash), Ken Jeong (Kim Ly), Luis Guzmán (Angelo), Maya Rudolph (Burn), and Indianapolis 500 winners Dario Franchitti and Mario Andretti.