Phone records in the film were actually recorded with the actors' real parents.
Fighting heard on the radio in the middle of the film was actually taken from the fight at the end of the film.
All 40 actors went through an intense military training prior to filming.
Events depicted in the film are loosely based on the "First Aktutun Attack" on 13 September 1992 where 22 soldiers were killed by PKK terrorists.
Events depicted in the film are loosely based on the "Derecik Attack" on 27 September 1992 where 33 soldiers were killed by PKK terrorists in a major offence. On 29 September 1992 the 200 terrorists who participated in the station attack were neutralized.