Harnell as Ironhide , the Autobots' cantankerous weapons specialist. Robert Foxworth as Ratchet , the Autobots' medical officer. James Remar as Sideswipe , a silver Chevrolet Corvette Stingray Concept. Francesco Quinn as Dino/ Mirage , an Autobot Spy who transforms into a red Ferrari 458 Italia . George Coe as Que/ Wheeljack