Kate Mara and Clark Gregg join superhero sequel!

Kate Mara and Clark Gregg are the latest additions to the Iron Man 2 cast.

of Mara’s role are being kept secret but Gregg will reprise his role as
S.H.I.E.L.D. operative Phil Coulsen from the first movie.

on the Iron Man sequel  is currently underway in California, with
returning stars Robert Downey Jr and Gwyneth Paltrow joined by Mickey
Rourke, Scarlett Johansson, Sam Rockwell and Don Cheadle.

Iron Man 2 is  expected in cinemas  May 7, 2010.