Tom Cruise is a guy who likes to stay busy. With two films in the can ( Mission: Impossible - Ghost Protocol, Rock of Ages ), one filming ( One Shot ) and another ( Horizons ) lined up after that, Cruise is solidifying his interest in starring in the Warner Bros. sci-fi actioner We Mortals Are , with negotiations expected to begin soon. Based on the 2004 Japanese graphic novel All You Need Is Kill by Hiroshi Sakurazaka and Yoshitoshi Abe, the film would have Cruise playing a soldier defending Earth from attacking aliens. Killed in battle, he is then stuck in a time loop that causes him to relive that day over and over while gaining strength and skill each time as he tries to change his fate. Dante Harper and Joby Harold wrote the adapted screenplay. Has Ghost Protocol hitting theaters December 21 and Rock of Ages opening in June. With Paramount's One Shot shooting now for a February 2013 release, and Universal's Horizons lined up to start production in the new year