Discover showtimes, read reviews, watch trailers, find streaming options, and see where to watch Mermaid Down (2019). Explore cast details and learn more on Moviefone.

Learn more about the full cast of Mermaid Down with news, photos, videos and more at TV Guide. ... 2019; 1 hr 31 mins Fantasy, Horror, Suspense Watchlist. Where to Watch. MERMAID DOWN.