The Sixth Sense

The Sixth Sense is a 1999 American supernatural horrorthriller film written and directed by M. Night Shyamalan. The film tells the story of Cole Sear Haley Joel Osment, a troubled, isolated boy who is able to see and talk to the dead, and an equally troubled child psychologist Bruce Willis who tries to help him. The film established Shyamalan as a writer and director, and introduced the cinema public to his traits, most notably his affinity for surprise endings.

Dr. Malcolm Crowe, a child psychologist in Philadelphia, returns home one night with his wife, Anna, after having been honored for his work. Anna tells Malcolm that everything is second to his work, and that she believes he is truly gifted.Just then, a young man appears in their bathroom, and accuses Malcolm of failing him. Malcolm recognizes him as Vincent Grey, a former patient whom he treated as a child for hallucinations. After Malcolm realizes he did fail him, Vincent shoots his former doctor before killing himself. ........

Source: Wikipedia