ATTORI:

• 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)
• Lucas Chartier-Dessert (Private Lasky)
• Christian Jadah (Private Combs)
• Lucy Van Oldenbarneveld (CNAC Anchor)
• 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)
• Tony Robinow (British Scientist)
• Larry Day (CIA Officer Dan Ryder)
• Matthew Willson (Preacher)
• Ruth Chiang (Chinese Scientist)
• Russell Yuen (Chinese Scientist)
• Sergiy Marchenko (Russian Officer)
• Anana Rydvald (Swedish Scientist)
• Bineyam Girma (Sudan Representative)
• Abdelghafour Elaaziz (African Representative)
• Abdul Ayoola (Sierra Leone Representative)
• Alex M. Yeuh (Japanese Minister)
• 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)
• Adrien Benn (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)
• Lori Graham (TV Anchor)
• Orla Johannes (TV Anchor)
• John Sanford Moore (TV Anchor)
• Sangita Patel (TV Anchor)
• Hal Roberts (TV Anchor)
• Camille Ross (TV Anchor)
• Ola Sturik (TV Anchor)
• Tammie Sutherland (TV Anchor)
• Max Walker (TV Anchor)
• Marc-André Goulet (Motion Capture Heptapod)
• Paul-Antoine Taillefer (Motion Capture Heptapod)
• Martin Jr Pelletier (Motion Capture Heptapod)
• 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))
• Laurean Adrian Parau (US Army Major (uncredited))
• Nathaly Thibault (Gala Guest (uncredited))
• Leslie Baker (Middle Aged Woman (uncredited))
• Dave Campbell (Soldier (uncredited))
• Alexander Da Mota (Venezuelan Military (uncredited))
• Akul Dang (Pakistani Scientist (uncredited))
• Frank Fiola (Soldier (uncredited))