Speculations on the causes of the human inferno called Spontaneous Human Combustion (SHC) include poltergeist activity, ball lightening, vampires, psychic disorders, magnetic storms, microwaves, and the wrath of God.
The cast includes Joseph Gordon-Levitt as the title character, Edward Snowden, with Shailene Woodley, Melissa Leo, Zachary Quinto, Tom Wilkinson, Scott Eastwood, Logan Marshall-Green, Timothy Olyphant, Ben Schnetzer, LaKeith Lee Stanfield, Rhys Ifans and Nicolas Cage also starring.
PHOTOS: Snow White and the Huntsman Starring Kristen Stewart, Charlize Theron, Chris Hemsworth But given the fair but not outstanding box-office performance of the original film, Stewart was not assured of a role in the sequel even before there was any hint of scandal.