When a Stranger Calls (2006)

This is a psychological and horror thriller that will keep you on the edge of your seat.

The plot centres on a young nanny named Jill, who receives a series of disturbing and terrifying phone calls while caring for two children in an isolated house.

As the story progresses, the calls become more intense and threatening, leaving Jill feeling increasingly desperate and trapped.

The voice on the other end of the line is revealed to be a disturbed stalker who is watching her and who seems to know more than he should.

The tension builds as the stalker plays with Jill's mind, pushing her to the edge of her sanity.

The suspense intensifies with each call, as Jill struggles to discover who is behind it all and how she can protect the children in her care.

"When a Stranger Calls is a film that will keep you on edge, with unexpected twists and a claustrophobic atmosphere.

It will make you question the safety of your own home and the vulnerability of those around you.

It is directed by Simon West who directed the 2001 film Lara Croft: Tomb Raider and stars Camilla Belle, Tommy Flanagan, Katie Cassidy and Clark Gregg.

It was a low budget film, only 5 million dollars, but it did well at the box office, grossing over 67 million dollars.