In a handwritten letter, Wes Ball called O'Brien "one tough cookie." — -- "The Maze Runner" director said he feels guilty after the star of the film series, Dylan O'Brien, was injured on set ...

O’Brian starred in the first “Maze Runner” in 2014 and the second installment, “Scorch Trials,” in 2015. The third, “Death Cure,” hits theaters on Feb. 17, 2017. Related stories ...