Character Relationship Map: Arrival

Characters

• Louise Banks (played by Amy Adams) — protagonist

  A linguist recruited by the US Army to decipher the heptapods' written language. She experiences non-linear time visions, realizes the language alters human perception, and acts as the pivotal diploma...

• Ian Donnelly (played by Jeremy Renner) — protagonist

  A physicist recruited to assist Banks in studying the alien spacecraft. He helps decode the heptapod writing system, identifies the mathematical structure of their language, and shares a romantic bond...

• Colonel Weber (played by Forest Whitaker) — supporting

  A US Army Colonel responsible for recruiting linguist Louise Banks and physicist Ian Donnelly to investigate the alien spacecraft in Montana. He oversees the military and scientific operation.

• Agent Halpern (played by Michael Stuhlbarg) — supporting

  A CIA agent present at the Montana camp. His satellite phone is used by Louise Banks during the evacuation to contact General Shang and de-escalate the global crisis.

• General Shang (played by Tzi Ma) — supporting

  A Chinese military general who demands the alien craft leave within 24 hours. He is persuaded to stand down after Louise Banks calls his private number and recites his late wife's final words, enablin...

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Colonel Weber → Agent Halpern (Professional Operational Colleagues) — Both participate in the broader security response at the camp.

  Weber oversees the Montana military operation, while Halpern is identified as a CIA agent present at the Montana camp.

• Louise Banks → Ian Donnelly (Professional Colleagues) — Louise and Ian work as the film's central scientific partners.

  Colonel Weber recruits Louise Banks and Ian Donnelly together to study the spacecraft in Montana. They jointly research the heptapods' written languag...

• Louise Banks → Agent Halpern (Professional Operational Contact) — Halpern's communications equipment enables Louise's emergency diplomacy.

  Agent Halpern is present at the Montana camp, and Louise takes his satellite phone from a table during the evacuation to contact Shang.

• Colonel Weber → Ian Donnelly (Professional Recruiter) — Weber assigns Ian to the scientific response team.

  Colonel Weber recruits Ian Donnelly alongside Louise Banks to study the spacecraft above Montana.

• Colonel Weber → Louise Banks (Professional Recruiter) — Weber brings Louise into the military-led investigation.

  Colonel Weber recruits Louise Banks to investigate the spacecraft and study the alien language.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Agent Halpern → General Shang (Unknown Communications Link) — Halpern's phone connects the Montana camp to Shang.

  Halpern's satellite phone is used by Louise to call Shang's private number during the evacuation.

• Ian Donnelly → General Shang (Conflict Indirect Political Counterpart) — Ian's scientific work indirectly counters Shang's escalation.

  Ian's discovery of the message's structure supports the conclusion that all nations must collaborate, while Shang's ultimatum threatens to end that co...

• Louise Banks → General Shang (Conflict Diplomatic Opponents) — Their opposing responses to the crisis place them on a collision course.

  Shang issues an ultimatum to the alien craft, while Louise works to correct the interpretation of the word translated as 'weapon' and prevent an attac...

Story Analysis

A linguist transforms an apparent alien threat into global cooperation while embracing a non-linear future filled with love and loss.

Plot Progression

1. Visitors Above Earth — Twelve spacecraft appear around the world, creating panic and military mobilization. Colonel Weber recruits Louise Banks and Ian Donnelly to investigate the craft in Montana.
2. Learning To Communicate — Louise and Ian establish contact with the heptapods and study their logographic writing system. Louise begins experiencing visions of a child while the team tries to determine the visitors' purpose.
3. The World Breaks Apart — The phrase translated as 'offer weapon' is interpreted as a threat, causing international communications to collapse. A bomb planted by rogue soldiers explodes inside the Montana craft, forcing a mili...
4. The Message In Time — Ian identifies the message's temporal structure, and Louise proposes that the twelve nations must share their portions. A return to the craft reveals that the language is a tool that changes human per...
5. A Future Accepted — Louise uses Halpern's satellite phone to persuade General Shang to stand down, triggering worldwide cooperation. The ships depart, and Louise chooses a future with Ian despite foreseeing its grief.