Film world circles around Snowden story
Whether Edward Snowden, America's world famous NSA leaker, is viewed as a traitor or noble whistleblower, the film world is interested in telling his story.
One short Snowden movie has already been made - and at least one big-name director has expressed an interest in making a feature film.
Talking Movies' Tom Brook reports.
Talking Movies is broadcast on BBC World News on Saturday at 13:30 GMT and Sunday at 00:30, 07:30 and 20:30 GMT.