 | Michael Keaton als Kenneth Feinberg |
 | Amy Ryan als Camille Biros |
 | Stanley Tucci als Charles Wolf |
 | Tate Donovan als Lee Quinn |
 | Shunori Ramanathan als Priya Khundi |
 | Talia Balsam als Dede Feinberg |
 | Laura Benanti als Karen Donato |
 | Chris Tardio als Frank Donato |
 | Ato Blankson-Wood als Darryl Barnes |
 | Carolyn Mignini als Gloria Toms |
 | Victor Slezak als John Ashcroft |
| Logan Hart als Law Student Barron |
 | Vihaan Samat als Law Student Patel |
 | Laura Sohn als Law Student Nguyen |
 | Marc Maron als Bart Cuthbert |
 | Alfredo Narciso als Defense Lawyer / William |
 | Jason Kravits als Plaintiff Lawyer / Gary |
| Clifton Samuels als Oliver |
 | Louis Arcella als Older Man (Speaking Spanish) |
 | Melissa Miller als Attorney 2 |
 | Ana Isabel Dow als Translator |
 | Ian Blackman als Tom Schultz Sr. |
 | Connie Ray als June Schultz |
 | Steve Vinovich als Senator Kennedy |
 | Bill Winkler als Senator Hagel |
 | Jeff Biehl als Michael Myers |
| Stephanie Heitman als Katherine Wolf |
 | Deborah Hedwall als 9/11 Mother / Cathy |
 | Tom Bruno als Blue Collar Man |
 | Bradford How als Airline Lobbyist |
 | Chris Cardona als Large Fireman |
 | David Fierro als Richard |
 | Lynne Wintersteller als Laura |
| Jon Wenc als Don |
 | Wass Stevens als Jim |
 | Zuzanna Szadkowski als Myrna |
 | Gayle Rankin als Maya |
 | Catherine Curtin als Joan |
| Shernita Anderson als Janice |
| Andy Schneeflock als Graham Morris |
| Brandon Hernandez als Jose |
 | E.R. Ruiz als Carlos |
| David Edward Jackson als Usher |
 | Johanna Day als Ruth |
 | Joseph Ragno als Victor |
| Panama Redd als Fedex Carrier |
| Kay Walbye als Mail Woman |
| Miriam Morales als Fay |
 | Stephen Reich als Airline Lobbyist #2 |
 | James Ciccone als James |
 | Anthoula Katsimatides als Anthoula |
 | Jaime Verazin als Dancer |
| Alessandra Marconi als Dancer |
 | Lindsey Hailes als Dancer |
| Marc Heitzman als Dancer |
| Jacob 'Seven Feet' Melvin als Dancer |
| Jeffery Duffy als Dancer |
| Billy Lefkowitz als Meeting Attendee |
| Max Borenstein | Writer |
| Sara Colangelo | Director |
| Kerry Barden | Casting |
| Paul Schnee | Casting |
| Nico Muhly | Original Music Composer |
| Mirren Gordon-Crozier | Costume Design |
| Julia Bloch | Editor |
| Tommaso Ortino | Production Design |
| Pepe Avila del Pino | Director of Photography |
| Nik Bower | Executive Producer |
| Deepak Nayar | Executive Producer |
| Ara Keshishian | Executive Producer |
| Kimberly Fox | Executive Producer |
| Charles Miller | Executive Producer |
| Edward Fee | Executive Producer |
| Allen Liu | Executive Producer |
| Marc Butan | Producer |
| Anthony Katagas | Producer |
| Michael Sugar | Producer |
| Brad Dorros | Producer |
| Sean Sorensen | Producer |
| Max Borenstein | Producer |
| Michael Keaton | Producer |
| Olivia Peebles | Set Decoration |
| Ivy Ermert | Makeup Department Head |
| Diane Calfee | Makeup Artist |
| Charles Zambrano | Makeup Artist |
| Eran Dinur | Visual Effects Supervisor |
| Mary Aloe | Executive Producer |
| Bop Tweedie | Set Medic |
| Mark Stuart | Choreographer |
| James Stayne | Production Accountant |
| Anthony Santos | Producer's Assistant |
| Laura Pilloni | Producer's Assistant |
| Amanda O'Reilly | Production Coordinator |
| Marilyn Majich | Assistant Production Coordinator |
| Cenia Hampton | Location Assistant |
| Catherine 'Annie' Eklund | Payroll Accountant |
| Dillon Egyes | Stand In |
| Michael Egues | Production Assistant |
| Jessica Drake | Dialogue Coach |
| Dana Darby | Production Secretary |
| Nathaniel Carota | Post Production Accountant |
| Erika Sanz Corbacho | Script Supervisor |
| Suzana Peric | Music Editor |
| Rupert Hollier | Music Supervisor |
| David Fish | Music Supervisor |
| Dennis Voskov | Location Manager |
| Brit Smith | Assistant Location Manager |
| Tom Sexton | Location Scout |
| Lindsey Lambert | Location Scout |
| Eric Jordan Nussbaum | Location Scout |
| George Marro | Location Assistant |
| Sarah Crofts | Location Scout |
| Lindsey Lambert | Location Assistant |
| Ben White | Color Assistant |
| Samantha Uber | Digital Intermediate Editor |
| Josh Perault | Digital Conform Editor |
| Michael Maida | Finishing Producer |
| Gordon Holmes | First Assistant Editor |
| Dillon Henry | Post Production Assistant |
| Dan Grbic | Assistant Editor |
| Sam Daley | Colorist |
| Tariq Anwar | Additional Editor |
| Kaitie Galligan | Costumer |
| Caitlin Doukas | Assistant Costume Designer |
| Sawyer Devuyst | Key Costumer |
| Jillian Daidone | Wardrobe Supervisor |
| Mary Caprari | Set Costumer |
| Talia Brody-Barre | Costume Coordinator |
| Bruce Winant | ADR Voice Casting |
| Rachel Goldman | Casting Associate |
| Ronen Gevint | Background Casting Director |
| Dann Fink | ADR Voice Casting |
| Carrie Wills | Second Assistant "B" Camera |
| Jason Velez | Gaffer |
| Alex Stevens | Electrician |
| Colby Smith | Grip |
| Tommy Scoggins | Second Assistant "B" Camera |
| Ian Schneider | First Assistant "B" Camera |
| Jesse L. Saviola | Key Grip |
| Matthew Richards | Digital Imaging Technician |
| Kiel Perez | Electrician |
| John Oliveri | First Assistant "A" Camera |
| Alex Nelson | Grip |
| Nick Neary | Grip |
| Tarik Morgan | Generator Operator |
| Kevin Martin | Dolly Grip |
| Daniel Letizia | Key Rigging Grip |
| Monica Lek | Still Photographer |
| Kevin Leach | Dolly Grip |
| Brian Lannin | Camera Operator |
| Eddie Kelly | Rigging Gaffer |
| Michael Kellogg | Digital Imaging Technician |
| Sarah Guenther | Second Assistant "A" Camera |
| Andrew Gritzke | Best Boy Grip |
| Chris Falkowski | Steadicam Operator |
| Keith Anderson | Loader |
| Carolina Acero | Best Boy Electric |
| Matt Triplett | Stunt Driver |
| Christopher Jon Gombos | Stunts |
| Vince Cupone | Stunt Coordinator |
| Ben Zylberman | Matte Painter |
| Hae Deun Woo | Digital Compositor |
| Namjin Heo | Digital Compositor |
| Unggyu Choi | Digital Compositor |
| Leslie Shatz | Sound Re-Recording Mixer |
| Connor Nagy | Foley Mixer |
| Jeff Levy | ADR Mixer |
| Leslie Shatz | Sound Designer |
| Dimitri Kouri | Sound Mixer |
| Jonathan Jackson | Boom Operator |
| Michael Infante | Utility Sound |
| Josh Heilbronner | Dialogue Editor |
| Joanna Fang | Foley Artist |
| Mark DeSimone | ADR Mixer |
| Ryan Collison | Foley Mixer |
| Patrick Christensen | ADR Mixer |
| Alex Carpenter | Foley Editor |
| Leslie Bloome | Foley Artist |
| Rose Wartell | Set Dresser |
| Bo Wangkeo | Leadman |
| Glenda Rosa | Set Decoration Buyer |
| Adam Pescott | Storyboard Artist |
| Laura Lerner | Charge Scenic Artist |
| Ken Goodstein | Property Master |
| Samantha Drake | Graphic Designer |
| Joe Coppola | Assistant Property Master |
| Hallie Coletta | Scenic Artist |
| Harry Cable | On Set Dresser |
| Anthony Pennachio | Second Second Assistant Director |
| Duccio Fabbri | First Assistant Director |
| Kailyn Dabkowski | Second Second Assistant Director |
| Kyle Casper | Additional Second Assistant Director |
| Scott Bowers | Second Assistant Director |
| Mary Beth Minthorn | Production Supervisor |
| Charles Miller | Unit Production Manager |
| Tara Bayat | Post Production Supervisor |
| Michael Zambrano | Key Hair Stylist |
| Dennis Polanco | Hair Department Head |
| Sarah Graalman | Key Makeup Artist |
