Hide and Seek (2005)

In Hide and Seek, a widower and his young daughter move to a new town, only to discover dark secrets lurking in their new home. As the daughter's imaginary friend becomes increasingly malevolent, the father must unravel the truth behind his wife's death and the sinister events that surround them. With a surprise ending, the movie explores themes of loss, mental illness, and the lengths a person will go to protect their loved ones.