Back to moviesOperation Avalanche2016•1u 34m"It's not a lie if you believe it."6.1(217)enIn 1967, four undercover CIA agents were sent to NASA posing as a documentary film crew. What they discovered led to one of the biggest conspiracies in American history.TrailerWatch TrailerCastCast and their rolesMatt JohnsonMatt JohnsonOwen WilliamsOwen Williams