The “Iron Man 2″ trailer was released and the sequel to 2008′s blockbuster looks set to do some serious box office boffo again next summer. With Robert Downey Jr. reprising his role as troubled industrialist Tony Stark (a.k.a. Iron Man) and Samuel L. Jackson as cold warrior Nick Fury, agent of S.H.I.E.L.D.

Also starring Scarlett Johansson as the Black Widow, Sam Rockwell, Don Cheadle and Gwyneth Paltrow, and resurgent Mickey Rourke as super-baddie, Whiplash. Director Jon Favreau returns too.