"The Deep" (working title) stars Alex Roe (The 5th Wave) as Ben, a bright marine biologist who finds himself drawn to a mysterious new girl in town, Ryn, played by Eline Powell (Game of Thrones), who is a strange young woman with a deep dark secret. Fola Evans-Akingbola (An American Exorcism) stars as Maddie, also a marine biologist who works with Ben and is highly suspicious of Ryn. Ian Verdun (Indie Series Award winning Life's a Drag) stars as Xander, a deep sea fisherman on a quest to uncover the truth; and Rena Owen (Star Wars Episodes II and III) as Helen, the town eccentric who seems to know more about the mermaids than she lets on.
Based on a story by Eric Wald and Dean White, Wald wrote the pilot teleplay and both he and White serve as executive producers. Scott Stewart (Dominion) is directing. Emily Whitesell (Finding Carter) is on board as showrunner and executive producer. Brad Luff, Nate Hopper and RD Robb are also attached as executive producers.