MPAA Rating: PG-13/Genre: Superhero/Stars: Robert Downey Jr., Gwyneth Paltrow, Don Cheadle, Guy Pearce, Rebecca Hall, Stéphanie Szostak, James Badge Dale, William Sadler, Miguel Ferrer, Jon Favreau, Ben Kingsley, Ty Simpkins, Adam Pally, Shaun Toub, Stan Lee, Dale Dickey, Jenna Ortega, Bill Maher, Joan Rivers, George Kotsiopoulos, Josh Elliott, Megan Henderson,…