When a Stranger Calls (1979) is a Horror, Thriller film that follows a student babysitter has her evening disturbed when the phone rings. So begins a series of increasingly terrifying and threatening calls that lead to a shocking revelation. Currently, you can watch When a Stranger Calls on Amazon Prime Video, fuboTV, AMC Plus Apple TV Channel , AMC+ Amazon Channel. Streaming availability may vary by country and platform over time. It has a user rating of 6.2 out of 10 from 298 votes. Fans of horror movies may also want to explore similar titles below.