By: Addison Wylie After being lauded for his work as a documentarian on The Act of Killing and The Look of Silence, I suppose Joshua Oppenheimer was itching to cash in some clout; deciding to do so with an apocalyptic musical titled The End. Sporting impressive art direction and a well-regarded cast including Tilda Swinton (I’m Not Here), Michael Shannon (The Night Before) and George MacKay (1917), Oppenheimer fuses components of a survival thriller, a dynasty drama, and…