 | Bradley Cooper als Chris Kyle |
 | Sienna Miller als Taya Renae Kyle |
 | Kyle Gallner als Goat-Winston |
 | Cole Konis als Young Chris Kyle |
 | Ben Reed als Wayne Kyle |
 | Elise Robertson als Debbie Kyle |
 | Keir O'Donnell als Jeff Kyle |
 | Luke Sunshine als Young Jeff Kyle |
 | Kevin Lacz als Dauber |
 | Troy Vincent als Pastor |
 | Brandon Salgado Telis als Bully |
 | Chance Kelly als Lt. Col. Jones |
 | Marnette Patterson als Sarah |
 | Billy Miller als Navy Recruiter |
 | Leonard Roberts als Instructor Rolle |
 | Reynaldo Gallegos als Tony |
 | Jake McDorman als Biggles |
 | Cory Hardrict als "D" / Dandridge |
 | Eric Ladin als "Squirrel" / Case |
 | Brando Eaton als Dapper Navy Man |
 | James Ryen als PO Kaman |
 | Luke Grimes als Marc Lee |
 | Sammy Sheik als Mustafa |
 | Evan Gamble als Jag Officer #1 |
 | Tim Griffin als Colonel Gronski |
 | Brian Hallisay als Capt. Gillespie |
 | Navid Negahban als Sheikh Al-Obeidi |
 | Fehd Benchemsi als Terp #1 |
 | Eric Close als DIA Agent Snead |
 | Zack Duhame als Contractor |
 | Mido Hamada als The Butcher |
| Kathe Mazur als Dr. Hallerman |
 | Sam Jaeger als Navy Seal Lt. Martin |
 | Assaf Cohen als Terp #2 |
 | Fahim Fazli als Messianic Tribal Leader |
| Hector Bucio als PFC Alvarez |
 | Jonathan Groff als Young Vet-Mads |
 | Melissa Hayden als Receptionist |
 | Pamela Denise Weaver als Marc Lee's Mom |
| James D. Dever als Funeral Detail OIC |
 | Owain Yeoman als Ranger One |
 | Greg Duke als MRAP Gunner |
 | Max Charles als Colton |
 | Robert Clotworthy als VA Doctor |
 | Anthony Jennings als Veteran #2 |
| Vincent Selhorst-Jones als Veteran at Truck |
 | Jason Hall als Cowboy |
| Jason Walsh als Instructor #2 |
 | Jonathan Kowalsky als 1st Marine #2 |
| Shane Habberstad als 1st Marine #1 |
| Kevin Ryan als Marine Viper #4 |
| Benjamin Mathes als JAG Officer #2 |
 | Luis Jose Lopez als Sanchez |
| Had Mhidi Senhaji als Omar |
| Ryan Sadaghiani als Son |
 | Ayman Samman als Father |
| Salah Salea als Angry Neighbor |
 | Aidan McGraw als Young Colton |
 | Ferguson Reid als Navy Doctor |
| Mark Thomason als Chaplain |
 | Amie Farrell als Marc Lee's Wife |
| Quay Terry als Firing Party NCO |
| Tami Goveia als Navy Nurse |
| Leon Farmer als Marine Gate Guard #1 |
| Paul Meixner als Marine Gate Guard #2 |
| Victoria Reina Sigloch als Marine Gate Guard #3 |
 | Joel Lambert als Delta Sniper |
 | Tony Nevada als Recon Sniper |
 | Brett Edwards als Recon Gunner |
| Nick Salter als Navy Dispatch Officer |
| Ricky Ryba als Cobra Pilot |
 | Jet Jurgensmeyer als Colton's Friend |
 | Madeleine McGraw als McKenna |
 | Elizabeth Schmidt als Boy's Mom |
| Bryan Anderson als Wynn's Friend |
| Jacob Schick als Wynn |
| Wade White als Veteran #1 |
 | Erik Audé als Thompson |
 | Amber Alexander als Drinking Buddy (uncredited) |
| Belle Angel als Doctor (uncredited) |
 | Emerson Brooks als Marine Sniper (uncredited) |
 | Clint Eastwood als Church Goer (Uncredited) |
 | E.R. Ruiz als Carjacker #2 (uncredited) |
| Jason Dean Hall | Executive Producer |
| Clint Eastwood | Director |
| Joel Cox | Editor |
| Charisse Cardenas | Production Design |
| James J. Murakami | Production Design |
| Tom Stern | Director of Photography |
| Deborah Hopper | Costume Design |
| Gary D. Roach | Editor |
| Bruce Berman | Executive Producer |
| Sheroum Kim | Executive Producer |
| Tim Moore | Executive Producer |
| Clint Eastwood | Producer |
| Geoffrey Miclat | Casting |
| Harry E. Otto | Art Direction |
| Dean Wolcott | Art Direction |
| Gary Fettis | Set Decoration |
| Carol A. O'Connell | Hairstylist |
| Luisa Abel | Makeup Department Head |
| Janeen Schreyer | Makeup Artist |
| Jay Wejebe | Makeup Artist |
| Christine Youngstrom | Art Department Coordinator |
| Sami Gaidi | Art Department Coordinator |
| Rachid Quiat | Assistant Art Director |
| Joe Ondrejko | Construction Coordinator |
| Ray Barrett | Construction Coordinator |
| John T. Cucci | Foley |
| Dan O'Connell | Foley |
| Jason King | Sound Effects Editor |
| Mark Larry | Sound Effects Editor |
| Roland N. Thai | Sound Effects Editor |
| Tom Ozanich | Sound Designer |
| Matthew Iadarola | Sound Re-Recording Mixer |
| Bub Asman | Supervising Sound Editor |
| Alan Robert Murray | Supervising Sound Editor |
| Brendon O'Dell | Special Effects Coordinator |
| John Clinton | Visual Effects Producer |
| Jennifer Fairweather | Visual Effects Producer |
| Darin McCormick-Millett | Visual Effects Producer |
| Mark Breakspear | Visual Effects Supervisor |
| Greg Butler | Visual Effects Supervisor |
| Phillip Feiner | Visual Effects Supervisor |
| Jamie Hallett | Visual Effects Supervisor |
| Peter Muyzers | Visual Effects Supervisor |
| Michael Owens | Visual Effects Supervisor |
| Matt Seckman | Visual Effects Supervisor |
| Faycal Attougui | Stunt Coordinator |
| Jeff Habberstad | Stunt Coordinator |
| Trevor Habberstad | Stunt Coordinator |
| Stephen S. Campanelli | Camera Operator |
| Ryan Hosking | Helicopter Camera |
| Peter Rosenfeld | Steadicam Operator |
| Keith Bernstein | Still Photographer |
| Ross Dunkerley | Gaffer |
| Jason C. Fitzgerald | Rigging Gaffer |
| Catherine Mullan | Animation Supervisor |
| Mitchell Ray Kenney | Costume Supervisor |
| Corey Bronson | Set Costumer |
| Erik Kaufmann | Digital Intermediate |
| Adam Ohl | Digital Intermediate |
| Ali Bakkioui | Transportation Coordinator |
| Larry Stelling | Transportation Coordinator |
| Tim Monich | Dialect Coach |
| Kerry Lyn McKissick | Script Supervisor |
| Gregg Rudloff | Sound Re-Recording Mixer |
| David V. Butler | Dialogue Editor |
| Katy Wood | Supervising ADR Editor |
| Katy Wood | Supervising Dialogue Editor |
| Curt Schulkey | ADR Editor |
| Barry Idoine | Second Unit Director of Photography |
| Michael Sexton | Property Master |
| Holly Hagy | Production Supervisor |
| David M. Bernstein | First Assistant Director |
| Robert Lorenz | Producer |
| Andrew Lazar | Producer |
| Bradley Cooper | Producer |
| Walt Martin | Sound Mixer |
| John T. Reitz | Sound Re-Recording Mixer |
| Steven Mnuchin | Executive Producer |
| Salima Oulad Dahhou | Assistant Makeup Artist |
| Sven Granlund | Assistant Makeup Artist |
| Magen Grays | Assistant Makeup Artist |
| Patricia DeHaney | Hair Department Head |
| Terry Baliel | Hairstylist |
| Carol Pershing | Hairstylist |
| Lori McCoy-Bell | Hairstylist |
| Carol A. O'Connell | Key Hair Stylist |
| Jay Wejebe | Key Makeup Artist |
| Sonia Akouz | Makeup Artist |
| Elena Arroy | Makeup Artist |
| Ed French | Makeup Artist |
| Brian Waltsak | Makeup Artist |
| Edouard F. Henriques | Makeup Artist |
| Margaret E. Elliott | Makeup Artist |
| Khalid Alami | Makeup Artist |
| Nezha Aouis | Makeup Artist |
| Audrey Doyle | Makeup Artist |
| Jessica Brooks | Makeup Artist |
| Koji Ohmura | Special Effects Makeup Artist |
| Molly Hunter Flick | Art Department Assistant |
| Kendall Huberman | Art Department Assistant |
| Rudy Oblak | Art Department Assistant |
| Jeff Angelo | Assistant Property Master |
| Greg Gonzalez | Assistant Property Master |
| Mitch Naber | Carpenter |
| Kevin Kalaba | Graphic Designer |
| Abdenabi Izlaguen | Leadman |
| Anthony Carlino | Leadman |
| Curtis Hamill | Painter |
| Samuel J. Tell | Set Decoration Buyer |
| John W. Micheletos | Set Decoration Buyer |
| Anne Tobin | Set Decorating Coordinator |
| Josh Lusby | Set Designer |
| Paul Sonski | Set Designer |
| Eric Sundahl | Set Designer |
| Max Bostic | Set Dresser |
| Mark Boucher | Set Dresser |
| Lahcen Elyazidi | Set Dresser |
| David Ladish | Set Dresser |
| Randy Severino | Dresser |
| Ryan Hosking | Aerial Camera |
| John Lacy | Assistant Chief Lighting Technician |
| Eduardo Eguia | Digital Imaging Technician |
| Daniel A Hernandez | Digital Imaging Technician |
| Greg Brooks | Dolly Grip |
| Michael Fitzgerald | Epk Camera Operator |
| Thami Lahrach | Electrician |
| Bill Coe | First Assistant "A" Camera |
| Dan Ming | First Assistant "A" Camera |
| James W. Apted | First Assistant "B" Camera |
| Driss Marzak | Gaffer |
| Robert Chinello | Grip |
| Charles Saldaña | Key Grip |
| Yassine Abounouom | Lighting Technician |
| Buzzy Burwell | Lighting Technician |
| Trish Herremans | Lighting Technician |
| Thomas P. Marshall | Lighting Technician |
| Nick Zeigler | Lighting Technician |
| Max Deleo | Second Assistant "A" Camera |
| Bobby McMahan | Second Assistant "A" Camera |
| Trevor Carroll-Coe | Second Assistant "B" Camera |
| Warwick Campbell | 2D Supervisor |
| Aaron Barlow | Animation Supervisor |
| Tommy Cheng | Animation |
| Jonathan Macintosh | Animation |
| Julia Flanagan | Animation |
| Miles Lauridsen | Compositing Supervisor |
| Marc Jones | Matchmove Supervisor |
| Josh Judd | Matte Painter |
| Audrius Urbonavicius | Matte Painter |
| Marvin Kim | Modelling Supervisor |
| Mike Edmonson | Special Effects Supervisor |
| Steve Riley | Special Effects Supervisor |
| Michael Fournier | VFX Editor |
| Nick Murphy | VFX Editor |
| Matt Welford | VFX Supervisor |
| Ashley Bellm | Visual Effects Coordinator |
| Zaira Brilhante | Visual Effects Coordinator |
| Hugh Brompton | Visual Effects Coordinator |
| Jillian Brooks | Visual Effects Coordinator |
| Ann Chow | Visual Effects Coordinator |
| Amber Davy | Visual Effects Coordinator |
| Ben Harrison | Visual Effects Coordinator |
| Blair Brownlee | Visual Effects Coordinator |
| Ahman Hung | Visual Effects Coordinator |
| Max Leonard | Visual Effects Producer |
| Tim Pounds-Cornish | Visual Effects Production Manager |
| Holly Price | Visual Effects Production Manager |
| Cara Tallulha Davies | Visual Effects Production Manager |
| Hanin Ouidder | Special Effects Coordinator |
| Peter Morgan | Producer |
| Nathan Stern | Loader |
| Kevin Murray | Assistant Sound Editor |
| Gary Archer | Prosthetics |
| Rick Avery | Stunt Double |
| John Mann | Storyboard Artist |
| Weston Middleton | Production Assistant |
| Jeffrey G. Barnett | Stunts |
| Michelle Chan Wong | Assistant Production Coordinator |
| Zack Duhame | Utility Stunts |
| Anthony N. | Stunts |
| Chris Kyle | Book |
| Scott McEwen | Book |
| Jim DeFelice | Book |
| Jason Hall | Writer |
