When secretive new neighbors move in next door, suburbanite Ray Peterson and his friends let their paranoia get the best of them as they start to suspect the newcomers of evildoings and commence an investigation. But it's hardly how Ray, who much prefers drinking beer, reading his newspaper and watching a ball game on the tube expected to spend his vacation.
| Production | Ron Howard | Executive Producer |
| Camera | Robert M. Stevens | Director of Photography |
| Production | Michael Finnell | Producer |
| Directing | Joe Dante | Director |
| Production | Larry Brezner | Producer |
| Writing | Dana Olsen | Writer |
| Production | Mike Fenton | Casting |
| Production | Pat Kehoe | Associate Producer |
| Art | Charles L. Hughes | Art Direction |
| Art | James H. Spencer | Production Design |
| Art | John H. Anderson | Set Decoration |
| Costume & Make-Up | Rosanna Norton | Costume Design |
| Production | Dana Olsen | Co-Producer |
| Production | Judy Taylor | Casting |
| Sound | Jerry Goldsmith | Original Music Composer |
| Crew | Brian J. Williams | Stunt Double |
| Crew | Gary Morgan | Stunts |
| Crew | Roydon Clark | Stunts |
| Crew | Ray Saniger | Stunts |
| Crew | Rick Sawaya | Stunts |
| Crew | Wally Rose | Stunts |
| Crew | John Hateley | Stunts |
| Crew | Frank Orsatti | Stunts |
| Crew | George P. Wilbur | Stunts |
| Crew | Jeff Smolek | Stunt Coordinator |
| Crew | John-Clay Scott | Stunts |
| Crew | Eddie Hice | Stunts |
| Crew | Jeff Ramsey | Stunts |
| Crew | Sandra Lee Gimpel | Stunts |
| Crew | Gary Epper | Stunts |
| Crew | Danny Costa | Stunts |
| Crew | Jeff Smolek | Stunts |
| Editing | Marshall Harvey | Editor |
| Production | Pat Kehoe | Unit Production Manager |
| Directing | Carla McCloskey | First Assistant Director |
| Directing | David D'Ovidio | Second Assistant Director |
| Sound | Mark A. Mangini | Sound Effects |
| Directing | Roz Harris | Script Supervisor |
| Editing | Uri Katoni | Assistant Editor |
| Sound | George Simpson | Supervising Sound Editor |
| Sound | Michael J. Benavente | Sound Editor |
| Sound | Warren Hamilton Jr. | Sound Editor |
| Sound | Stephen Purvis | ADR Editor |
| Sound | Dan O'Connell | Foley Artist |
| Sound | Kevin Bartnof | Foley Artist |
| Sound | Ron Bartlett | Foley Editor |
| Sound | Aaron Glascock | Foley Editor |
| Sound | Kenneth Hall | Music Editor |
| Sound | Ken King | Production Sound Mixer |
| Sound | Randall L. Johnson | Boom Operator |
| Sound | Michael Minkler | Sound Re-Recording Mixer |
| Sound | Gary C. Bourgeois | Sound Re-Recording Mixer |
| Camera | John Hora | Additional Photography |
| Lighting | Leslie J. Kovacs | Chief Lighting Technician |
| Lighting | Benny McNulty | Assistant Chief Lighting Technician |
| Lighting | Ken W. Ballantine | Lighting Technician |
| Lighting | Brent Poe | Lighting Technician |
| Lighting | E. Christopher Reed | Lighting Technician |
| Camera | Charles Saldaña | Key Grip |
| Camera | Hal Nelson | Best Boy Grip |
| Camera | Kirk Bales | Dolly Grip |
| Camera | Danny Falkengren | Grip |
| Camera | T. Daniel Scaringi | Grip |
| Camera | Paul E. Sutton | Grip |
| Visual Effects | Ken Pepiot | Special Effects Supervisor |
| Crew | Michael Arbogast | Special Effects |
| Crew | Jeff Pepiot | Special Effects |
| Crew | Thomas R. Ward | Special Effects |
| Art | Michael Muscarella | Construction Coordinator |
| Art | Ciro Vuoso | Construction Foreman |
| Art | Judy Cammer | Set Designer |
| Art | Erin M. Cummins | Set Designer |
| Art | James E. Tocci | Set Designer |
| Art | Gregg H. Bilson | Property Master |
| Art | Nigel A. Boucher | Leadman |
| Art | Dave Newhouse | Greensman |
| Costume & Make-Up | Eric H. Sandberg | Costume Supervisor |
| Costume & Make-Up | Cheryl Beasley Blackwell | Costume Supervisor |
| Costume & Make-Up | Michael Germain | Makeup Artist |
| Costume & Make-Up | Daniel C. Striepeke | Makeup Artist |
| Costume & Make-Up | Christine Lee | Hairstylist |
| Crew | Randy White | Transportation Coordinator |
| Production | Karen Shaw | Production Coordinator |
| Production | Julianna Arenson | Production Accountant |
| Crew | Reid Rosefelt | Unit Publicist |
| Camera | Ralph Nelson Jr. | Still Photographer |
| Crew | Adria Later | Studio Teacher |
| Visual Effects | Michael Owens | Visual Effects Supervisor |
| Crew | Bill George | Visual Effects Art Director |
| Camera | Michael D. O'Shea | Camera Operator |
