Abandoned [2010]

Abandoned is a thriller-drama film starring (the late) Brittany Murphy, Dean Cain, and Mimi Rogers. Mary Walsh (Murphy) delivers boyfriend Kevin (Cain) to a hospital for routine outpatient surgery; when she returns to take him home, he has mysteriously vanished. An administrator (Rogers) can find no record of Kevin, and a police search turns up nothing. Increasingly frantic, Mary is pronounced as unstable by the staff psychiatrist. Now she must not only find her missing boyfriend, but prove her sanity as well.
Release date: August 24, 2010