Duplicate (aka Jonathan)

Sci-fi drama starring Ansel Elgort, Suki Waterhouse and Patricia Clarkson. Jonathan (Elgort) suffers from a condition that means he is two separate individuals living in one body. A meticulous routine allows for both identities to function without any problems and because they communicate via video link each is able to keep tabs on how the other is doing.

However, when one of them discovers that the other has been dating Elena (Waterhouse) their stability is broken and both suffer from a loss of control that threatens to overwhelm them both.