Oct 31, - Lifelong friends and roommates Zack and Miri are facing hard times and a mountain of debt. When the electricity and plumbing get cut off, they. Lifelong platonic friends Zack and Miri look to solve their respective cash-flow problems by making an adult film together. As the cameras roll, however, the duo Full Cast & Crew · Elizabeth Banks as Miri · Seth Rogen as Zack · Parents Guide.