The film - starring Sally Hawkins, Michael Shannon, Richard Jenkins, Doug Jones, Michael Stuhlbarg, Nick Searcey and Octavia Spencer - will hit domestic theaters on Dec. 8. The film is being produced by del Toro and J. Miles Dale.
Hawkins portrays a lonely government facility janitor whose life is changed when she discovers and falls in love with an aquatic man - played by Jones - who is being held captive for testing. Spencer portrays her co-worker. The film has been described as "an other-worldly story set against the backdrop of Cold War era America circa 1963."
Jones is a frequent collaborator with del Toro and has starred in "Mimic," "Hellboy," "Hellboy II: The Golden Army," "Pan's Labyrinth" and "Crimson Peak" along with the TV series "The Strain." He also starred as the lead in "Fantastic Four: Rise of the Silver Surfer" and in the upcoming series "Star Trek: Discovery" as Lt. Saru.
Del Toro shot "The Shape of Water" in Toronto starting in August.
"The Shape of Water" is the first film dated for Dec. 8. Disney-Lucasfilm's "Star Wars: The Last Jedi" and Fox's animated "Ferdinand" are opening a week later on Dec. 15.