Amy Adams
Louise Banks
Jeremy Renner
Ian Donnelly
Forest Whitaker
Colonel Weber
Michael Stuhlbarg
Agent Halpern
Mark O'Brien
Captain Marks
Tzi Ma
General Shang
Abigail Pniowsky
8-Year-Old Hannah
Julia Scarlett Dan
12-Year-Old Hannah
Jadyn Malone
6-Year-Old Hannah
Frank Schorpion
Dr. Kettler
Christian Jadah
Private Combs
Andrew Shaver
Environmental Tech
Pat Kiely
Environmental Tech
Sonia Vigneault
Dr. J. Bydwell
Mark Camacho
Richard Riley
Sabrina Reeves
Press Secretary
Julian Casey
Australian Scientist
Larry Day
CIA Officer Dan Ryder
Matthew Willson
Preacher
Ruth Chiang
Chinese Scientist
Russell Yuen
Chinese Scientist
Anana Rydvald
Swedish Scientist
Abdelghafour Elaaziz
African Representative
Abdul Ayoola
Sierra Leone Representative
Daniel Esteban
Venezuelan Representative
Albert Kwan
Chinese Man
Brittany Teo
Student with Smartphone
Joe Cobden
Cryptographer
Lorne Brass
Cryptographer
Genevieve Sirois
Cryptographer
Victor Andres Trelles Turgeon
Science Team Member
Michael Nangreaves
Science Team Member
Reda Guerinik
Communications Operator
Sasha Samar
Communications Operator
Kathleen Stavert
Communications Operator
Kattia Thony
Nurse
Leisa Reid
Nurse
Brent Skagford
Lieutenant
Gurdeep Ahluwalia
Soldier
Shawn Campbell
TV Anchor
Brian Dunstan
TV Anchor
Dan Duran
TV Anchor
John Sanford Moore
TV Anchor
Sangita Patel
TV Anchor
Camille Ross
TV Anchor
Max Walker
TV Anchor
Carmela Nozza Guizzo
4-Year-Old Hannah (uncredited)
Robert D. Morais
Master Sergeant Douglas (uncredited)
Mustafa Haidari
Foreign Correspondent (uncredited)
Philippe Hartmann
Halpern's Deputy Director (uncredited)
Leslie Baker
Middle Aged Woman (uncredited)
Dave Campbell
Soldier (uncredited)
Frank Fiola
Soldier (uncredited)
