The file you mentioned is a high-definition, English-language copy of , which serves as a reunion for the original 2011 series. Production & Casting Trivia
: Tyler Hoechlin , who plays Derek Hale, also served as an executive producer and was personally involved in casting Vince Mattis as his on-screen son, Eli. English-language copy of
: Dylan O'Brien (Stiles Stilinski) is noticeably absent from the film. He declined to return because the project came together too quickly and he felt his character's story had already reached a satisfying conclusion in the series. who plays Derek Hale