The movie is based on a 2007 nonfiction book titled "Lone Survivor: The Eyewitness Account of Operation Red Wings and the Lost Heroes of SEAL Team 10." While the film's narrative might contain some sensationalized elements, it is derived from the real events recounted in this book.
While "Lone Survivor" captures the essence of Operation Red Wings and Marcus Luttrell's experiences, some elements might be dramatized or condensed for cinematic purposes.
However, the film is praised for its overall craftsmanship, performances, tension, and portrayal of the harrowing events faced by the SEAL team during the operation.
The movie's success lies in its portrayal of the intense and heroic aspects of the operation while recognizing that, like many adaptations, certain liberties might have been taken to enhance the storytelling and cinematic appeal while staying true to the core events and the book's essence.