Jerry wordt stiefvader van een gezin wanneer hij een een knappe weduwe trouwt die een tienerdochter heeft. Maar Jerry hecht behoorlijk aan strenge en strikte waarden van het gezinsleven. Als zijn gezin hier niet aan voldoet en hem teleurstelt, is hij bereid te moorden voor het ideale gezinsleven.
Nee, helaas is The Stepfather nog niet beschikbaar op Netflix in Nederland.
| Directing | Joseph Ruben | Director |
| Writing | Donald E. Westlake | Screenplay |
| Writing | Carolyn Lefcourt | Story |
| Writing | Brian Garfield | Story |
| Writing | Donald E. Westlake | Story |
| Production | Jay Benson | Producer |
| Sound | Patrick Moraz | Original Music Composer |
| Camera | John Lindley | Director of Photography |
| Editing | George Bowers | Editor |
| Art | James William Newport | Production Design |
| Production | Jim Jasterzebski | Casting Assistant |
| Crew | Scott Irvine | Transportation Coordinator |
| Crew | Dave Bowe | Transportation Captain |
| Crew | Bill McCurraugh | Transportation Co-Captain |
| Crew | John Wardlow | Stunt Coordinator |
| Crew | Tim Myers | Post Production Supervisor |
| Editing | Christopher Koefoed | Assistant Editor |
| Editing | Michael Smith | Assistant Editor |
| Editing | Bruce Giesbrecht | Assistant Editor |
| Sound | Keith Stafford | Supervising Sound Editor |
| Sound | G.W. Davis | Sound Editor |
| Sound | Richard Stewart | Assistant Sound Editor |
| Sound | Kathleen Bennett | Music Editor |
| Sound | Chris Haire | Sound Re-Recording Mixer |
| Sound | John L. Anderson | Sound Re-Recording Mixer |
| Sound | Doug Davey | Sound Re-Recording Mixer |
| Production | Barbara Harris | ADR Voice Casting |
| Production | Dennis A. Brown | Executive In Charge Of Production |
| Production | Warren Carr | Production Manager |
| Directing | Michael E. Steele | First Assistant Director |
| Directing | Casey Grant | Second Assistant Director |
| Directing | James Marshall | Third Assistant Director |
| Art | Rex Raglan | Assistant Art Director |
| Art | Len Morganti | Storyboard Artist |
| Production | Matthew O'Connor | Location Manager |
| Camera | Rod Parkhurst | Camera Operator |
| Camera | John 'Sandy' McCallum | First Assistant Camera |
| Camera | Chris Harris | Second Assistant Camera |
| Camera | Brewster Ingram | Camera Operator |
| Camera | Robert Crone | Steadicam Operator |
| Directing | Christine Wilson | Script Supervisor |
| Camera | Tim Hogan | Key Grip |
| Camera | Ken Hemphill | Grip |
| Camera | John L. Brown | Dolly Grip |
| Camera | R.K. Hill | Grip |
| Camera | Oliver Berg | Grip |
| Camera | Jeff Plecas | Grip |
| Camera | Dan Bennett | Grip |
| Camera | Barry Donlevy | Grip |
| Lighting | David R. Anderson | Gaffer |
| Lighting | Duncan MacGregor | Best Boy Electric |
| Lighting | Ken W. Anderson | Best Boy Electric |
| Sound | Larry Sutton | Production Sound Mixer |
| Sound | Graham Crowell | Boom Operator |
| Art | Annmarie Corbett | Assistant Set Decoration |
| Art | Jeremy Borsos | Set Dresser |
| Art | David Chiasson | Set Dresser |
| Art | Bill Thumm | Property Master |
| Art | R.D. 'Luther' Fairbairn | Props |
| Crew | William H. Orr | Special Effects Coordinator |
| Art | Geoff Hilliard | Construction Coordinator |
| Art | Barry Kootchin | Paint Coordinator |
| Art | Gary Brooks | Greensman |
| Costume & Make-Up | Andrew Brown | Costume Supervisor |
| Costume & Make-Up | Jean Murphy | Costumer |
| Crew | Robert Weinberger | Unit Publicist |
| Camera | Joseph Lederer | Still Photographer |
| Crew | Joanne Ryan | Craft Service |
| Crew | Tink Ten Eyck | Production Controller |
| Production | Patti Allen | Production Coordinator |
| Production | Myrna Cobb | Assistant Production Coordinator |
| Production | Linda Kelly | Production Accountant |
| Production | Lynn Elston | Assistant Accountant |
| Crew | Jim Dunn | Stunts |
| Crew | Jacob Rupp | Stunts |
| Crew | Kathy Hubble | Stunts |
| Art | David Willson | Art Direction |
| Production | Jane Feinberg | Casting |
| Production | Mike Fenton | Casting |
| Production | Judy Taylor | Casting |
| Art | Kimberley Richardson | Set Decoration |
| Costume & Make-Up | Mina Mittelman | Costume Design |
| Costume & Make-Up | Maurice Parkhurst | Makeup Artist |
| Costume & Make-Up | Susan Boyd | Hairstylist |
