- Bradley Cooper
- Chris Kyle, Producer
- Sienna Miller
- Taya Renae Kyle
- Jake McDorman
- Biggles
- Luke Grimes
- Marc Lee
- Navid Negahban
- Sheikh Al-Obodi
- Keir O'Donnell
- Jeff Kyle
- Max Charles
- Colton
- Kyle Gallner
- Goat-Winston
- Cory Hardrict
- D/Dandridge
- Sam Jaeger
- Lt. Martin
- Mido Hamada
- The Butcher
- Sammy Sheik
- Mustafa
- Clint Eastwood
- Director, Original Music, Producer
- Jason Hall
- Executive Producer, Screenwriter
- Robert Lorenz
- Producer
- Andrew Lazar
- Producer
- Bradley Cooper
- Chris Kyle, Producer
- Peter Morgan
- Producer
- Tim Moore
- Executive Producer
- Sheroum Kim
- Executive Producer
- Bruce Berman
- Executive Producer
- Tom Stern
- Cinematographer
- James J. Murakami
- Production Design
- Charisse Cardenas
- Production Design
- Joel Cox
- Film Editing
- Gary D. Roach
- Film Editing
- Deborah Hopper
- Costume Design
- Dean Wolcott
- Art Director
- Harry E. Otto
- Art Director
- Gary Fettis
- Set Decoration
- Geoffrey Miclat
- Casting
