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Bob Angelini as Lab Tech |
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Bern Cohen as Dr. William Lemmon |
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Reagan Leonard as Stephanie LaFarge |
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Nim Chimpsky as Self (archive footage) |
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Stephanie LaFarge as Self |
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Herbert Terrace as Self |
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Wer LaFarge as Self (archive footage) |
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Jenny Lee as Self |
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Laura-Ann Petitto as Self |
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Bill Tynan as Self |
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Joyce Butler as Self |
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Renne Falitz as Self |
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Bob Ingersoll as Self |
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Alyce Moore as Self |
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James Mahoney as Self (as Dr. James Mahoney) |
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Henry Herrmann as Self |
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Cleveland Amory as Self (archive footage) |
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Marion Probst as Self |
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Chris Byrne as Self |
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Anna May Marsh as Signing Girl: re-enactment unit |
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Sarah Sakaan as Renee Falitz: re-enactment unit |
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Dennis Lauricella as Beefy Guy: re-enactment unit |
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Robert Nesi as Beefy Guy: re-enactment unit (as Robert J. Nesi) |
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Scarlett Bermingham as Laura-Ann Petitto: re-enactment unit |
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Mike Devoe as Mike Devoe |
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Michael S. LePera as Wer LaFarge: re-enactment unit (as Michael LePera) |
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Peter Elliott as Nim Cimpsky - Reenactment Unit (uncredited) |
| Directing | James Marsh | Director |
| Sound | Dickon Hinchliffe | Original Music Composer |
| Art | Markus Kirschner | Production Design |
| Production | Саймон Чинн | Producer |
| Camera | Michael Simmonds | Director of Photography |
| Writing | Elizabeth Hess | Novel |
| Editing | Jinx Godfrey | Editor |
| Production | Джон Батсек | Executive Producer |
| Production | Andrew Ruhemann | Executive Producer |
| Production | Jamie Laurenson | Executive Producer |
| Production | Nick Fraser | Executive Producer |
| Production | Hugo Grumbar | Executive Producer |
| Production | George Chignell | Co-Producer |
| Production | Maureen A. Ryan | Co-Producer |
| Production | Prudence Arndt | Producer |
| Production | Will Yates | Researcher |
| Production | Elizabeth Hess | Consulting Producer |
| Art | Kinda Akash | Graphic Designer |
| Art | Kinda Akash | Title Designer |
| Camera | Dan Carling | Digital Imaging Technician |
| Sound | Steven Robinson | Sound Recordist |
| Sound | Peter Miller | Sound Recordist |
| Lighting | Mark Koenig | Gaffer |
| Lighting | Michael Mortel | Electrician |
| Lighting | Chris Varga | Electrician |
| Camera | Olivier Bernier | Grip |
| Camera | Chan Jeon | Grip |
| Crew | Peter Elliot | Choreographer |
| Visual Effects | Nick Williams | Visual Effects |
| Costume & Make-Up | Tina Foster | Costumer |
| Visual Effects | Pauline Fowler | Visual Effects |
| Costume & Make-Up | Kathryn Nixon | Costume Designer |
| Production | Rosemary Lombard | Line Producer |
| Production | Adine Duron | Casting Director |
| Directing | Jamund Washington | First Assistant Director |
| Camera | Scott Bowers | Second Assistant Camera |
| Directing | Jodie Alexandra Taylor | Script Supervisor |
| Camera | Alvah Holmes | First Assistant Camera |
| Camera | Gordon Arkenberg | First Assistant Camera |
| Camera | Robert Yutaka Omura | Second Assistant Camera |
| Camera | Patrick Cecilian | Digital Imaging Technician |
| Editing | Darin Quan | Archival Footage Research |
| Costume & Make-Up | Tamara E. Cepeda | Wardrobe Assistant |
| Costume & Make-Up | Kim Madalinski | Wardrobe Assistant |
| Costume & Make-Up | Vera Stormsted | Makeup & Hair |
| Lighting | Nicholas D'Agostino | Best Boy Electric |
| Lighting | Walter Strafford | Electrician |
| Camera | Aric Jacobson | Key Grip |
| Camera | Ryan Minelli | Best Boy Grip |
| Camera | John Spicer | Best Boy Grip |
| Art | Joe Chiofalo | Swing |
| Crew | Joe Chiofalo | Driver |
| Camera | Aric Jacobson | Dolly Grip |
| Art | Gonzalo Cordoba | Art Direction |
| Art | Jack Falanga | Set Decoration |
| Production | Sarah Moessner | Art Department Production Assistant |
| Production | Thomas Carrera | Art Department Production Assistant |
| Art | Mark Gebel | Leadman |
| Crew | Jefferey Dundas | Carpenter |
| Crew | Adam Merritt | Carpenter |
| Art | Kurt Enger | Location Scout |
| Art | Kurt Enger | Location Scout |
| Camera | David Dilley | Still Photographer |
| Production | Geoffrey Quan | Production Coordinator |
| Production | Sara Neuffer | Key Production Assistant |
| Production | Johnny Davenport | Production Assistant |
| Production | Bassem Jabawi | Production Assistant |
| Production | Sarah Karas | Production Assistant |
| Production | Tom Kelly | Production Assistant |
| Production | Tobey List | Production Assistant |
| Production | Omari Miller | Production Assistant |
| Production | Becky Phillips | Production Assistant |
| Production | Sofia Santana | Production Assistant |
| Crew | Andrew Hauser | Production Intern |
| Crew | Jean-Marceau Sécheret | Production Intern |
| Crew | Veronica Nickel | Craft Service |
| Editing | Moyra Chestnutt | Archival Footage Research |
| Editing | Anne Monnehay | Assistant Editor |
| Editing | Mark Keady | Assistant Editor |
| Editing | Shrihari Sathe | Assistant Editor |
| Crew | Kate George | Post Production Supervisor |
| Editing | Gareth Spensley | Senior Colorist |
| Visual Effects | Matt James | Digital Film Recording |
| Crew | Justin Eely | Editorial Staff |
| Sound | George Foulgham | Sound Supervisor |
| Crew | George Foulgham | Mixing Engineer |
| Crew | Nick Ashe | Sound Design Assistant |
| Sound | Lisa McStay | Music Editor |
| Sound | Claire Ellis | Dialogue Editor |
| Sound | Nicholas Ashe | Foley Editor |
| Crew | Johanna Kovitz | Transcriptions |
| Crew | Jonathan Blair | Legal Services |
| Crew | Jan Tomalin | Legal Services |
| Crew | Victoria S. Cook | Legal Services |
| Crew | Russel Smith | Legal Services |
| Crew | Sayuj Banerjee | Legal Services |
| Production | Jane Hawley | Production Executive |
| Production | Zoe Brown | Business Affairs Coordinator |
| Crew | Zoe Brown | Legal Services |
| Production | Chris Collins | Production Executive |
| Production | Fiona Morham | Head of Production |
| Production | Geraldine Atlee | Business Affairs Coordinator |
| Production | Vince Holden | Finance |
| Production | Chloe Sizer | Development Manager |
| Production | Anthony Buckner | Finance |
| Sound | Philip Bagenal | Musician |
| Crew | Philip Bagenal | Mixing Engineer |
| Sound | Steve Sidwell | Conductor |
| Sound | Liy Gallacher | Music Supervisor |
| Sound | Richard Sidwell | Music Coordinator |
| Sound | Al Macaulay | Musician |
| Sound | Dickon Hinchliffe | Music Arranger |
| Production | Nancy Abraham | Producer |
| Production | Шила Невинс | Executive Producer |
| Camera | Daniel Lam | Second Assistant Camera |