- Mark Wahlberg
- Tommy Saunders, Producer
- Kevin Bacon
- Special Agent Richard DesLauriers
- John Goodman
- Commissioner Ed Davis
- J.K. Simmons
- Sergeant Jeffrey Pugliese
- Michelle Monaghan
- Carol Saunders
- Michael Beach
- Governor Deval Patrick
- Christopher O'Shea
- Patrick Downes
- Rachel Brosnahan
- Jessica Kensky
- Jake Picking
- Officer Sean Collier
- Themo Melikidze
- Tamerlan Tsarnaev
- Alex Wolff
- Dzhokhar Tsarnaev
- Melissa Benoist
- Katherine Russell
- Jimmy O. Yang
- Dun Meng
- Vincent Curatola
- Mayor Thomas Menino
- James Colby
- Superintendent Billy Evans
- Lana Condor
- Li
- Khandi Alexander
- Interrogator
- Peter Berg
- Director, Screenwriter
- Matthew Cook
- Screenwriter
- Joshua Zetumer
- Screenwriter
- Scott Stuber
- Producer
- Dylan Clark
- Producer
- Mark Wahlberg
- Tommy Saunders, Producer
- Stephen Levinson
- Producer
- Hutch Parker
- Producer
- Dorothy Aufiero
- Producer
- Michael Radutzky
- Producer
- Tobias A. Schliessler
- Cinematographer
- Colby Parker Jr.
- Film Editor
- Trent Reznor
- Original Music
- Atticus Ross
- Original Music
- Tom Duffield
- Production Design
- Eric Johnson
- Executive Producer
- Paul Tamasy
- Executive Producer
- Nicholas David Nesbitt
- Executive Producer
- Dan Wilson
- Executive Producer
- John Logan Pierson
- Executive Producer
- Louis G. Friedman
- Executive Producer
