cast
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Amy Adams
Louise Banks
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Jeremy Renner
Ian Donnelly
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Forest Whitaker
Colonel Weber
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Michael Stuhlbarg
Agent Halpern
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Mark O'Brien
Captain Marks
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Tzi Ma
General Shang
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Abigail Pniowsky
8-Year-Old Hannah
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Julia Scarlett Dan
12-Year-Old Hannah
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Jadyn Malone
6-Year-Old Hannah
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Frank Schorpion
Dr. Kettler
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Lucas Chartier-Dessert
Private Lasky
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Christian Jadah
Private Combs
- Lucy Van Oldenbarneveld CNAC Anchor
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Andrew Shaver
Environmental Tech
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Pat Kiely
Environmental Tech
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Sonia Vigneault
Dr. J. Bydwell
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Mark Camacho
Richard Riley
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Sabrina Reeves
Press Secretary
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Julian Casey
Australian Scientist
- Tony Robinow British Scientist
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Larry Day
CIA Officer Dan Ryder
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Matthew Willson
Preacher
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Ruth Chiang
Chinese Scientist
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Russell Yuen
Chinese Scientist
- Sergiy Marchenko Russian Officer
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Anana Rydvald
Swedish Scientist
- Bineyam Girma Sudan Representative
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Abdelghafour Elaaziz
African Representative
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Abdul Ayoola
Sierra Leone Representative
- Alex M. Yeuh Japanese Minister
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Daniel Esteban
Venezuelan Representative
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Albert Kwan
Chinese Man
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Brittany Teo
Student with Smartphone
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Joe Cobden
Cryptographer
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Lorne Brass
Cryptographer
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Genevieve Sirois
Cryptographer
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Victor Andres Trelles Turgeon
Science Team Member
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Michael Nangreaves
Science Team Member
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Reda Guerinik
Communications Operator
- Adrien Benn Communications Operator
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Sasha Samar
Communications Operator
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Kathleen Stavert
Communications Operator
-
Kattia Thony
Nurse
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Leisa Reid
Nurse
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Brent Skagford
Lieutenant
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Gurdeep Ahluwalia
Soldier
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Shawn Campbell
TV Anchor
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Brian Dunstan
TV Anchor
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Dan Duran
TV Anchor
- Lori Graham TV Anchor
- Orla Johannes TV Anchor
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John Sanford Moore
TV Anchor
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Sangita Patel
TV Anchor
- Hal Roberts TV Anchor
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Camille Ross
TV Anchor
- Ola Sturik TV Anchor
- Tammie Sutherland TV Anchor
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Max Walker
TV Anchor
- Marc-André Goulet Motion Capture Heptapod
- Paul-Antoine Taillefer Motion Capture Heptapod
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Martin Jr Pelletier
Motion Capture Heptapod
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Carmela Nozza Guizzo
4-Year-Old Hannah (uncredited)
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Robert D. Morais
Master Sergeant Douglas (uncredited)
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Mustafa Haidari
Foreign Correspondent (uncredited)
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Philippe Hartmann
Halpern's Deputy Director (uncredited)
- Laurean Adrian Parau US Army Major (uncredited)
- Nathaly Thibault Gala Guest (uncredited)
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Leslie Baker
Middle Aged Woman (uncredited)
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Dave Campbell
Soldier (uncredited)
- Alexander Da Mota Venezuelan Military (uncredited)
- Akul Dang Pakistani Scientist (uncredited)
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Frank Fiola
Soldier (uncredited)