Famous for selling just one ticket in its opening day in the U.K. Although it's rarely mentioned that it was only shown in one cinema.
Full movie shot in just 28 days
Real pepper spray was used to add some realism to the scene in which Shia gets pepper sprayed in the face.
Epilogue: "1 in 5 veterans of the Iraq and Afghanistan wars are diagnosed with PTSD. 200,000 veterans go homeless each night. 20 veterans commit suicide every day."
Shia Lebeouf actually started to feel suicidal after playing a Marine who suffered from PTSD.