A psychological thriller about a man who is sometimes controlled by his murder-and-mayhem-loving alter ego.
| Writing | Bruce A. Evans | Screenplay |
| Writing | Raynold Gideon | Screenplay |
| Editing | Miklos Wright | Editor |
| Directing | Bruce A. Evans | Director |
| Art | Jeffrey Beecroft | Production Design |
| Art | Anne Kuljian | Set Decoration |
| Sound | Ramin Djawadi | Original Music Composer |
| Camera | John Lindley | Director of Photography |
| Production | Mindy Marin | Casting |
| Production | Kevin Costner | Producer |
| Production | Jim Wilson | Producer |
| Production | Raynold Gideon | Producer |
| Crew | Karin Silvestri | Stunts |
| Production | Thomas Augsberger | Executive Producer |
| Production | Sam Nazarian | Executive Producer |
| Production | Adam Rosenfelt | Executive Producer |
| Production | Marc Schaberg | Executive Producer |
| Art | William Ladd Skinner | Art Direction |
| Costume & Make-Up | Judianna Makovsky | Costume Design |
| Costume & Make-Up | Janice Alexander | Hair Department Head |
| Costume & Make-Up | Terry Baliel | Key Hair Stylist |
| Costume & Make-Up | Gloria Belz | Makeup Artist |
| Costume & Make-Up | Krystal Kershaw | Makeup Artist |
| Costume & Make-Up | Frank Parrish | Hairstylist |
| Costume & Make-Up | Francisco X. Pérez | Makeup Department Head |
| Costume & Make-Up | Scott H. Reeder | Hairstylist |
| Costume & Make-Up | Lauren Thomas | Makeup Artist |
| Crew | Christopher Kulikowski | Post Production Supervisor |
| Production | Todd Lewis | Unit Production Manager |
| Directing | Hope Garrison | Second Assistant Director |
| Directing | Eric Fox Hays | First Assistant Director |
| Directing | Norman Howell | Second Unit Director |
| Directing | Tommy Martin | Second Second Assistant Director |
| Directing | David Ticotin | Second Unit First Assistant Director |
| Art | Daniel Coe | Construction Foreman |
| Art | Randall S. Coe | Construction Coordinator |
| Art | Joseph Conenna | Leadman |
| Art | Rodolfo Damaggio | Storyboard Artist |
| Art | Dwayne Grady | Property Master |
| Art | John Eric Seay | Construction Foreman |
| Art | Dawn M. Severdia | Art Department Coordinator |
| Art | Dan Sweetman | Storyboard Artist |
| Sound | Steve C. Aaron | Sound Mixer |
| Sound | Lorita de la Cerna | Foley Mixer |
| Sound | Jim Fitzpatrick | Sound Re-Recording Mixer |
| Sound | Aleksandr Gruzdev | Sound Re-Recording Mixer |
| Sound | Vincent Guisetti | Foley Artist |
| Sound | Steve Hollenbeck | Sound Editor |
| Sound | Chris Main | Boom Operator |
| Sound | Dessie Markovsky | Supervising Sound Editor |
| Sound | Harrison Meyle | Sound Editor |
| Sound | Paul Ordonez | Sound Recordist |
| Sound | Emile Razpopov | Sound Designer |
| Sound | Andy Snavley | Sound Effects Designer |
| Sound | Eric Thompson | ADR Mixer |
| Sound | Jared Watt | Boom Operator |
| Crew | Jack Lynch | Special Effects Coordinator |
| Crew | Norman Howell | Stunt Coordinator |
| Crew | Cindi Randall | Stunt Driver |
| Lighting | Donald Akes | Rigging Grip |
| Lighting | Chad C. Barrow | Rigging Grip |
| Lighting | Stephen Beasley | Rigging Gaffer |
| Lighting | Larry Cottrill | Electrician |
| Camera | Carlos M. Gallardo | Dolly Grip |
| Camera | Ben Glass | Still Photographer |
| Lighting | Joseph Guerino | Best Boy Electric |
| Lighting | Charles 'Tom' Hinson | Rigging Gaffer |
| Camera | Carolyn Hufstetler | Second Assistant "B" Camera |
| Camera | Gregory Irwin | First Assistant "A" Camera |
| Camera | Lawrence Karman | Camera Operator |
| Camera | Ralph Mendoza | Aerial Director of Photography |
| Camera | David L. Merrill | Key Grip |
| Camera | Jerry Patton | Second Assistant "A" Camera |
| Camera | Earl Perque | Best Boy Grip |
| Camera | Peter D. Roome | First Assistant "B" Camera |
| Lighting | John Vecchio | Gaffer |
| Camera | Amy Vincent | Second Unit Director of Photography |
| Production | Kara Lipson | Casting Associate |
| Production | Russell Scott | Casting Associate |
| Costume & Make-Up | Bill Edwards | Costume Supervisor |
| Sound | Shannon Erbe | Music Editor |
| Sound | Vicki Hiatt | Music Supervisor |
| Directing | Faith Conroy | Script Supervisor |
| Production | Karen Bosma | Assistant Production Coordinator |
| Production | Karen Eisenstadt | Production Accountant |
| Production | S.J. 'JoJo' Fieger | Production Coordinator |
| Crew | James Jereza | Set Medic |
| Crew | Henry Kingi | Stunts |
