Cast & crew
Paranormal Activity 3 (2011)
Directed by Henry Joost, Ariel Schulman Written by Christopher Landon
Cast
| Katie Featherston | Katie Nanna |
| Sprague Grayden | Rey |
| Lauren Bittner | Julie |
| Christopher Nicholas Smith | Dennis |
| Chloe Csengery | young Bell |
| Marilyn Alex | Creepy |
| Jessica Tyler Brown | Kristi McClenna |
| Dustin Ingram | Randy |
| Jessica Berger | Kid Shopper |
| Maria Olsen | Creepy |
| Hallie Foote | Grandma |
| Micah Sloat | Sloat |
| William Juan Prieto | Rey |
| Jackson Xenia Prieto | Rey |
| Paitoon Cheng | Ida Strauss |
| Johanna Braddy | Lisa |
| Brian Boland | Daniel |
| Molly Ephraim | Rey |
Crew
| Tim D. Lloyd | Boom Operator |
| Jaysene Overton | Second Second Assistant Director |
| Matt Smith | Second Second Assistant Director |
| Marc Newland | Second Assistant Director |
| James Moran | First Assistant Director |
| Michael Hertlein | Dialogue Editor |
| Daniel S. Irwin | Dialogue Editor |
| Stephen P. Robinson | Sound Designer |
| Paul Stevenson | Foley Artist |
| James Armstrong | Stunts |
| Kelli Barksdale | Stunts |
| Meegan E. Godfrey | Stunts |
| Craig Jensen | Stunts |
| Daniel C. McFadden | Still Photographer |
| Keith Dunkerley | Camera Operator |
| Seth Duhame | Stunt Double |
| Emily Brobst | Stunt Double |
| Liisa Cohen | Utility Stunts |
| Derek Touvell | Electrician |
| Olga Matlin | Grip |
| Hernan Hernandez | Craft Service |
| Jason Messersmith | Transportation Captain |
| Billy Stimson | Production Assistant |
| Erin Vitali | Production Assistant |
| Pablo C. Herrera | Craft Service |
| Lynn Johnson | Set Medic |
| Henry Joost | Director |
| Ariel Schulman | Director |
| Jason Blum | Producer |
| Thomas Mertz | Special Effects Coordinator |
| Jamie Dixon | Visual Effects Supervisor |
| Michelle Eisenreich | Visual Effects Producer |
| Robert Malina | Visual Effects Editor |
| John McAlary | Casting Associate |
| Linda Huse | Costume Supervisor |
| Diane Weiss | Script Supervisor |
| Zachery Alexander | Property Master |
| Christopher Landon | Co-Producer |
| Zsolt Magyar | Sound Mixer |
| Margit Pfeiffer | Foley Editor |
| Meegan E. Godfrey | Stunt Double |
| Ator Tamras | Stunt Double |
| Nikki Hester-Jose | Stunt Double |
| Chris J. King | Stunts |
| Michael R. King | Stunts |
| Nicholas King | Stunts |
| Daniel Browning Smith | Stunts |
| Steven Stone | Stunts |
| James G. Brill | Transportation Coordinator |
| Sarah Domeier Lindo | Casting Assistant |
| Murray Miller | Location Manager |
| David Thornsberry | Location Manager |
| Rebecca M. Graves | Costumer |
| Ryan Lennon | Costumer |
| Alexa L. Fogel | Casting |
| Christine Kromer | Casting |
| Claire Simon | Casting |
| Jennifer Spence | Production Design |
| Kelly Berry | Set Decoration |
| Leah Butler | Costume Design |
| Steven Schneider | Producer |
| Oren Peli | Producer |
| Terri Taylor | Casting |
| Gregory Plotkin | Editor |
| Christopher Landon | Writer |
| Magdalena Górka | Director of Photography |
| Renee J. Vaca | Hair Department Head |
| Kymber Blake | Makeup Department Head |
| Akiva Goldsman | Executive Producer |
| Paula Jane Hamilton | Makeup Artist |