Boo! (2019) is a Horror, Thriller, Drama, Mystery film that follows a torn suburban family refuses to heed the warning of an innocent prank left upon them which causes an unknown supernatural force to wreak havoc. Currently, you can watch Boo! on Google Play Movies, YouTube. Streaming availability may vary by country and platform over time. It has a user rating of 5.4 out of 10 from 77 votes. Fans of horror movies may also want to explore similar titles below.