Gren Wells will make her directorial debut. Principal photography will begin July 1 in Los Angeles.
Sheehan will portray a man suffering from Tourette syndrome placed in a residential clinic, where he falls in love with an anorexic woman played by Kravitz. Patel will portray a man with obsessive-compulsive disorder.
Panorama represents the international rights and began selling the project at Cannes.
Sheehan stars in “The Mortal Instruments.” Patel was last seen in “The Best Exotic Marigold Hotel.” Kravitz is in “After Earth.”