 | Harrison Ford als Dr. Norman Spencer |
 | Michelle Pfeiffer als Claire Spencer |
 | Diana Scarwid als Jody |
 | James Remar als Warren Feur |
 | Miranda Otto als Mary Feur |
 | Ray Baker als Dr. Stan Powell |
 | Wendy Crewson als Elena |
 | Amber Valletta als Madison Elizabeth Frank |
 | Katharine Towne als Caitlin Spencer |
 | Victoria Bidewell als Beatrice |
 | Joe Morton als Dr. Drayton |
 | Micole Mercurio als Mrs. Frank |
 | Sloane Shelton als Mrs. Templeton |
 | Rachel Singer als PhD Student #3 |
 | Daniel Zelman als PhD Student #4 |
 | Jennifer Tung als PhD Student #2 |
 | J.C. Brandy als Band Member |
 | Dennison Samaroo als PhD Student #1 |
| Eliott Goretsky als Teddy |
| Robert Zemeckis | Producer |
| Robert Zemeckis | Director |
| Alan Silvestri | Original Music Composer |
| Clark Gregg | Screenplay |
| Don Burgess | Director of Photography |
| Arthur Schmidt | Editor |
| Susie DeSanto | Costume Design |
| Karen O'Hara | Set Decoration |
| Marcia DeBonis | Casting |
| Tony Fanning | Art Direction |
| Rick Carter | Production Design |
| Elizabeth Lapp | Art Direction |
| Elinor Bardach | Costume Supervisor |
| Ellen Lewis | Casting |
| Stefan Dechant | Art Direction |
| William James Teegarden | Production Design |
| Cherylanne Martin | Associate Producer |
| Sarah Kernochan | Story |
| Steve Starkey | Producer |
| Mark Johnson | Executive Producer |
| Joan Bradshaw | Executive Producer |
| Steven J. Boyd | Associate Producer |
| Jack Rapke | Producer |
| Caroline Errington | Seamstress |
| Richard Kidd | Digital Effects Supervisor |
| Jim Turner | Production Controller |
| Anthony 'AJ' Leonardi Jr. | Standby Painter |
| Carlo Basail | Greensman |
| Michael Laudati | Makeup Artist |
| Leigh Hennessy | Utility Stunts |
| Richie Kawamoto | Set Decoration |
| Cameron Matheson | Carpenter |
| Chris Allen | Software Engineer |
| Richard Bugge | Systems Administrators & Support |
| Patrick Esposito | Post-Production Manager |
| Randy L. Childs | Propmaker |
| David C. Potter | Leadman |
| François Duhamel | Still Photographer |
| Alan D'Angerio | Hairstylist |
| Kent Sparling | Mix Technician |
| John 'J.P.' Pratt | Picture Car Coordinator |
| Charles Belardinelli | Special Effects Coordinator |
| Randy Crowder | Stand In |
| Joel Marrow | Transportation Coordinator |
| Cherylanne Martin | Unit Production Manager |
| Beverli Eagan | Set Designer |
| Eliot Yaffe | Projection |
| Jack Carpenter | Stunts |
| Andrew Menzies | Assistant Art Director |
| Anna E. Hayward | Set Production Assistant |
| Chris Chichotka | Construction Foreman |
| Robert Presley | Steadicam Operator |
| Carla Corwin | Underwater Camera |
| Ralph Contrado | Scenic Artist |
| Tim A. Davison | Stunt Coordinator |
| Chris Cummings | Art Department Coordinator |
| John Villarino | Construction Coordinator |
| Richard Mall | Key Grip |
| Janice Alexander | Key Hair Stylist |
| Rodney Lee Bennett | Driver |
| Kevin Du Toit | Post Production Assistant |
| David Deever | Video Assist Operator |
| Seth Blackman | Location Scout |
| Robert Presley | Camera Operator |
| Bernie Pollack | Costume Design |
| Dennis McCarthy | Set Costumer |
| Udi Harpaz | Additional Music |
| Judy Malinoski | Set Medic |
| Randy Cantor | Transportation Captain |
| Jane E. Russell | Unit Publicist |
| Michael Gastaldo | Property Master |
| Joseph A. Ponticelle | First Assistant Camera |
| William Acedo | Set Dressing Artist |
| Guy T. Wiedmann | Visual Effects Editor |
| Ken Berkhout | Electrician |
| Ken Ryan | Production Accountant |
| Kenneth Karman | Music Editor |
| Carla Corwin | First Assistant Director |
| Jeff Smithwick | Color Timer |
| Marilyn McCoppen | ADR Supervisor |
| Matthew J. Birch | Production Coordinator |
| Ruth Greenberg | Visual Effects Coordinator |
| Steven Spielberg | Idea |
| Randy Thom | Sound Designer |
| Jeremiah O'Driscoll | First Assistant Editor |
| Brad Emmons | Rigging Gaffer |
| Amanda Koblin | Casting Associate |
| Robert Legato | Visual Effects Supervisor |
| Michael Maloney | Rigging Grip |
| Dennis Leonard | Supervising Sound Editor |
| Gregory Alpert | Location Manager |
| Steven C. McGee | Gaffer |
| Earl Sampson | Boom Operator |
| Edward J. Cox | Best Boy Electric |
| Peter M. Tobyansen | Production Supervisor |
| Jason Corgan Brown | Researcher |
| William B. Kaplan | Production Sound Mixer |
| Colin Drobnis | Digital Compositors |
| Beau Borders | Sound Design Assistant |
| Luca Kouimelis | Script Supervisor |
| Colin O'Neill | Assistant Sound Editor |
| Peter Ciardelli | Editorial Production Assistant |
| Andrea Gard | Sound Effects Editor |
| Thomas L. Bellissimo | Special Effects Supervisor |
| David Boyd | Additional Photography |
| Deborah Hall | Key Costumer |
| Charleen Richards-Steeves | ADR Mixer |
| Kami Calevro | Assistant Accountant |
| Steven R. Molen | Production Executive |
| Steve Starkey | Second Unit Director |
| Jon H. Epstein | Stunt Double |
| Katie Hedrich | Assistant Editor |
| Dhana Gilbert | Assistant Production Coordinator |
| Angie Ryan | Second Assistant Accountant |
| Dennie Thorpe | Foley Artist |
| Timothy Michael Cairns | Visual Effects Production Assistant |
| Rob Rubin | Camera Loader |
| Alan Silvestri | Conductor |
| Chris Johnson | Art Department Production Assistant |
| Jennifer Euston | Casting Assistant |
| Ron Orenstein | Colorist |
| Gary Burritt | Negative Cutter |
| Joel Sill | Music Consultant |
| Timothy Alberts | Dresser |
| Thomas Crawford | Best Boy Grip |
| Peter Vogel | Production Secretary |
| Micah Y. Bisagni | Second Assistant Camera |
| Judith Bouley | Additional Casting |
| Jesse Yoshimura | Key Set Production Assistant |
| Neil D'Monte | Concept Artist |
| Greg Wimer | Assistant Camera |
| Lori Ikeda | Payroll Accountant |
| Colleen Gibbons | Travel Coordinator |
| Shawna Trpcic | Costume Illustrator |
| Jeff 'Moose' Howery | Dolly Grip |
| John Nicolard | Digital Color Timer |
| Libuse Binder | Production Assistant |
| Ronald Carreiro | Swing |
| Kristopher Van Over | Additional First Assistant Camera |
| Sabrina Rosen | Costume Assistant |
| David Lucarelli | ADR Recordist |
| R. Orlando Duenas | Associate Editor |
| Stacy Layne Kramer | Accountant |
| Andrew Leman | Graphic Designer |
| Tony Eckert | Foley Mixer |
| Malia Thompson | Special Effects Technician |
| Parrish Kennington | Costumer |
| Frank 'Pepe' Merel | Foley Recordist |
| Paula Case | Second Second Assistant Director |
| Mayda Renizzi-Holt | First Assistant Accountant |
| Loree Perrett | Rotoscoping Artist |
| Phil Hadaway | ADR Engineer |
| Steve Brennan | Assistant Property Master |
| Lauren A. Littleton | Visual Effects Production Manager |
| Jan Ellen Goldstein | Assistant Location Manager |
| Ewa Sztompke | Dialogue Editor |
| P.K. MacCarthy | Storyboard Artist |
| Andrew Taylor | Key Rigging Grip |
| Patricia M. Peters | Stunt Double |
| Kirk A. Holland | Transportation Captain |
| Josh McLaglen | First Assistant Director |
| Michael Runyard | Stunts |
| Jared S. Eddo | Stunts |
| Jeffrey J. Dashnaw | Stunts |
| Debbie Evans | Stunts |
| Darrell Davis | Stunts |
| Cinda-Lin James | Stunts |
| Tracy Keehn-Dashnaw | Stunts |
| Kris A. Jeffrey | Stunts |
| Troy Robinson | Stunts |
| Pat Romano | Stunts |
| Steve Madaras | Stunts |
| John Wright | Craft Service |
