Gerard Butler will headline the new action-adventure Olympus Has Fallen from Millennium Films.

The story revolves around a down-on-his-luck ex Secret Service agent (Gerard Butler) faced with saving the White House from a group of terrorists. The actor's manager Alan Siegel is producing the film alongside Millennium.

RELATED: Gerard Butler's Fallen Franchise Is Getting 3 More Movies, Possibly a TV Show

The screenplay comes from first-timers Creighton Rothenberger and his partner Katrin Benedikt. The movie will be told in the same vein as Die Hard.

Shooting is set to begin this September.

B. Alan Orange at Movieweb
B. Alan Orange