Bradley Cooper as Chris Kyle

Sienna Miller as Taya Renae Kyle

Kyle Gallner as Goat-Winston

Cole Konis as Young Chris Kyle

Ben Reed as Wayne Kyle

Elise Robertson as Debbie Kyle

Keir O'Donnell as Jeff Kyle

Luke Sunshine as Young Jeff Kyle

Kevin Lacz as Dauber

Troy Vincent as Pastor

Brandon Salgado Telis as Bully

Chance Kelly as Lt. Col. Jones

Marnette Patterson as Sarah

Billy Miller as Navy Recruiter

Leonard Roberts as Instructor Rolle

Reynaldo Gallegos as Tony

Jake McDorman as Biggles

Cory Hardrict as "D" / Dandridge

Eric Ladin as "Squirrel" / Case

Brando Eaton as Dapper Navy Man

James Ryen as PO Kaman

Luke Grimes as Marc Lee

Sammy Sheik as Mustafa

Evan Gamble as Jag Officer #1

Tim Griffin as Colonel Gronski

Brian Hallisay as Capt. Gillespie

Navid Negahban as Sheikh Al-Obeidi

Fehd Benchemsi as Terp #1

Eric Close as DIA Agent Snead

Zack Duhame as Contractor

Mido Hamada as The Butcher

Kathe Mazur as Dr. Hallerman

Sam Jaeger as Navy Seal Lt. Martin

Assaf Cohen as Terp #2

Fahim Fazli as Messianic Tribal Leader

Hector Bucio as PFC Alvarez

Jonathan Groff as Young Vet-Mads

Melissa Hayden as Receptionist

Pamela Denise Weaver as Marc Lee's Mom

James D. Dever as Funeral Detail OIC

Owain Yeoman as Ranger One

Greg Duke as MRAP Gunner

Max Charles as Colton

Robert Clotworthy as VA Doctor

Anthony Jennings as Veteran #2

Vincent Selhorst-Jones as Veteran at Truck

Jason Hall as Cowboy

Jason Walsh as Instructor #2

Jonathan Kowalsky as 1st Marine #2

Shane Habberstad as 1st Marine #1

Kevin Ryan as Marine Viper #4

Benjamin Mathes as JAG Officer #2

Luis Jose Lopez as Sanchez

Had Mhidi Senhaji as Omar

Ryan Sadaghiani as Son

Ayman Samman as Father

Salah Salea as Angry Neighbor

Aidan McGraw as Young Colton

Ferguson Reid as Navy Doctor

Mark Thomason as Chaplain

Amie Farrell as Marc Lee's Wife

Quay Terry as Firing Party NCO

Tami Goveia as Navy Nurse

Leon Farmer as Marine Gate Guard #1

Paul Meixner as Marine Gate Guard #2

Victoria Reina Sigloch as Marine Gate Guard #3

Joel Lambert as Delta Sniper

Tony Nevada as Recon Sniper

Brett Edwards as Recon Gunner

Nick Salter as Navy Dispatch Officer

Ricky Ryba as Cobra Pilot

Jet Jurgensmeyer as Colton's Friend

Madeleine McGraw as McKenna

Elizabeth Schmidt as Boy's Mom

Bryan Anderson as Wynn's Friend

Jacob Schick as Wynn

Wade White as Veteran #1

Erik Audé as Thompson

Amber Alexander as Drinking Buddy (uncredited)

Belle Angel as Doctor (uncredited)

Emerson Brooks as Marine Sniper (uncredited)

Clint Eastwood as Church Goer (Uncredited)

E.R. Ruiz as Carjacker #2 (uncredited)