The film concludes on a chillingly ambiguous note. The morning after his breakthrough, Andrew speaks to Dr. Sheehan as "Chuck" once more, suggesting a total relapse into his "Teddy" persona. However, Andrew asks a final, haunting question:
The entire investigation was a "radical, cutting-edge role-play" designed by Cawley and Andrew’s real psychiatrist, Dr. Lester Sheehan (the man Andrew knew as "Chuck"). They hoped that by letting Andrew play out his fantasy to its logical conclusion, he would finally accept reality and avoid a lobotomy. The Ending: A Choice or a Relapse? shutter island 2010 720pmkv filmyflycom
Andrew killed his wife, Dolores, after she drowned their three children in a manic-depressive episode—a reality so devastating that Andrew’s mind fractured, creating the "Teddy" persona to escape the guilt. The film concludes on a chillingly ambiguous note