A terrified toy salesman is mysteriously attacked, and at the hospital, babbles and clutches the year's most popular Halloween costume, an eerie pumpkin mask. Suddenly, Doctor Daniel Challis finds himself thrust into a terrifying nightmare.
| Sound | John Carpenter | Original Music Composer |
| Production | Debra Hill | Producer |
| Production | Irwin Yablans | Executive Producer |
| Sound | Alan Howarth | Original Music Composer |
| Camera | Dean Cundey | Director of Photography |
| Editing | Millie Moore | Editor |
| Production | John Carpenter | Producer |
| Crew | Thomas R. Burman | Makeup Effects |
| Production | Joseph Wolf | Executive Producer |
| Directing | Tommy Lee Wallace | Director |
| Production | Moustapha Akkad | Producer |
| Production | Dino De Laurentiis | Executive Producer |
| Writing | Nigel Kneale | Screenplay |
| Writing | Tommy Lee Wallace | Screenplay |
| Art | Peter Jamison | Production Design |
| Art | Linda Spheeris | Set Decoration |
| Costume & Make-Up | Ron Walters | Makeup Artist |
| Sound | James Cavarretta | Sound Re-Recording Mixer |
| Sound | Steve Maslow | Sound Re-Recording Mixer |
| Sound | Warren Hamilton Jr. | Sound Editor |
| Sound | Colin C. Mouat | Sound Editor |
| Sound | Bill Varney | Sound Re-Recording Mixer |
| Sound | David Lewis Yewdall | Supervising Sound Editor |
| Production | Susan Shaw | Casting |
| Costume & Make-Up | Frankie Bergman | Hairstylist |
| Production | Barry Bernardi | Associate Producer |
| Crew | Dick Warlock | Stunts |
| Costume & Make-Up | Frances Vega Aubrey | Costumer |
| Costume & Make-Up | Jane Ruhm | Costume Supervisor |
| Crew | Loren Janes | Stunts |
| Production | Dino De Laurentiis | Producer |
