Many have tried, and many have failed; the tale of the “∫” knockoff remains as old as time, at the very least since 1988 when the action pioneer made its way into the public consciousness and initiated that exhaustive debate still ongoing as to whether it exists a Christmas film. This exhaustive, endless list surely warrants its own article, and in 2013 B-movie dynamo Gerard Butler took on the starring role in yet another, that being Antoine Fuqua‘s “Olympus Has Fallen,” one of two “White House under Siege” films of the year (alongside Roland Emmerich‘s “White House Down“), and debatably a far more fun effort; “Olympus Has Fallen” remains an enjoyable throwback to the glory days of ’80s and ’90s-era schlock, crammed with the perfect blend of cheese, genuinely thrilling setpieces and Butler’s well-timed one-liners without any one element overwhelming the others. Unsurprisingly, a franchise would soon emerge, with 2016’s...