导演 丹尼斯·维伦纽瓦

Louise Banks 艾米·亚当斯

Ian Donnelly 杰瑞米·雷纳

Colonel Weber 福里斯特·惠特克

Agent Halpern 迈克尔·斯图巴

Captain Marks 马克·奥布莱恩

General Shang 马泰

8-Year-Old Hannah 阿比盖尔·尼奥斯基

12-Year-Old Hannah 朱丽亚·斯嘉丽·丹

6-Year-Old Hannah 嘉登·马隆

Dr. Kettler 弗兰克·萧宾

Private Lasky Lucas Chartier-Dessert

Private Combs 克里斯蒂安·贾达

CNAC Anchor Lucy Van Oldenbarneveld

Environmental Tech 安德鲁·舍夫

Environmental Tech Pat Kiely

Dr. J. Bydwell Sonia Vigneault

Richard Riley 马克·卡马乔

Press Secretary Sabrina Reeves

Australian Scientist Julian Casey

British Scientist Tony Robinow

CIA Officer Dan Ryder Larry Day

Preacher Matthew Willson

Chinese Scientist Ruth Chiang

Chinese Scientist Russell Yuen

Russian Officer Sergiy Marchenko

Swedish Scientist Anana Rydvald

Sudan Representative Bineyam Girma

African Representative 阿卜杜勒加福尔·埃拉齐兹

Sierra Leone Representative Abdul Ayoola

Japanese Minister Alex M. Yeuh

Venezuelan Representative Daniel Esteban

Chinese Man Albert Kwan

Student with Smartphone Brittany Teo

Cryptographer Joe Cobden

Cryptographer Lorne Brass

Cryptographer Genevieve Sirois

Science Team Member Victor Andres Trelles Turgeon

Science Team Member Michael Nangreaves

Communications Operator Reda Guerinik

Communications Operator Adrien Benn

Communications Operator Sasha Samar

Communications Operator Kathleen Stavert

Nurse Kattia Thony

Nurse Leisa Reid

Lieutenant 布伦特·斯卡格福德

Soldier Gurdeep Ahluwalia

TV Anchor 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

Motion Capture Heptapod Marc-André Goulet

Motion Capture Heptapod Paul-Antoine Taillefer

Motion Capture Heptapod Martin Jr Pelletier

4-Year-Old Hannah (uncredited) Carmela Nozza Guizzo

Master Sergeant Douglas (uncredited) Robert D. Morais

Foreign Correspondent (uncredited) 穆斯塔法·海达里

Halpern's Deputy Director (uncredited) Philippe Hartmann

US Army Major (uncredited) Laurean Adrian Parau

Gala Guest (uncredited) Nathaly Thibault

Middle Aged Woman (uncredited) Leslie Baker

Soldier (uncredited) 戴夫·坎贝尔

Venezuelan Military (uncredited) Alexander Da Mota

Pakistani Scientist (uncredited) Akul Dang

Soldier (uncredited) Frank Fiola