![](https://www.themoviedb.org/t/p/w1920_and_h800_multi_faces//dXhOCL2Sl6qeXrv1nebzJKCj4jC.jpg)
![](https://image.tmdb.org/t/p/w600_and_h900_bestv2/9nYranPiWdNmbD5PRPPSL7VUFTS.jpg)
Paranormal Activity 3 (2011)
- R
- 10/21/2011 (US)
- Horror, Mystery
- 1h 23m
Discover how the activity began.
Overview
In 1988, young sisters Katie and Kristi befriend an invisible entity who resides in their home.
Henry Joost
DirectorAriel Schulman
DirectorChristopher Landon
WriterCast
![Katie Featherston's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/zfoprDirNsWxvxDKvRzUyPXKGR6.jpg)
Katie Featherston
Katie![Sprague Grayden's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/dhWyIHiG9fYMkcd3pUK3Q7kFm37.jpg)
Sprague Grayden
Kristi Rey![Lauren Bittner's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/1rJdHySYguJMogq39eSJCFQWwWy.jpg)
Lauren Bittner
Julie![Christopher Nicholas Smith's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/aNgDvTUySxZN2SfHQLzhPs5oncz.jpg)
Christopher Nicholas Smith
Dennis![Chloe Csengery's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/jEXZlunoXQv1SVXVmCnRwZj4auv.jpg)
Chloe Csengery
Young Katie![Jessica Tyler Brown's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/g4hKYEa0yL3gQwpbRY6bmGvnzCy.jpg)
Jessica Tyler Brown
Young Kristi![Marilyn Alex's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/qxnL3AhFdlIBIy79wziTcViEX5H.jpg)
Marilyn Alex
Creepy Lady![Dustin Ingram's headshot](https://image.tmdb.org/t/p/w600_and_h900_bestv2/4jH3kSG3JCcjWtbIQYkGmU1Cugc.jpg)