Allison Williams

Gemma

Violet McGraw

Cady

Amie Donald

M3GAN

Aristotle Athari

Christian Bradley

Jenna Davis

M3GAN (voice)

Brian Jordan Alvarez

Cole

Jen Van Epps

Tess

Ivanna Sakhno

AMELIA

Timm Sharp

Agent Tim Sattler

Jemaine Clement

Alton Appleton

Mayen Mehta

Naveen Tripathi

Mark Mitchinson

Niles Keller

Fryda Wolff

Moxie (voice)

Luke Hawker

Agent Murphy

Ben Van Lier

Agent Novak

Niwa Whatuira

Agent Silva

Mike Edward

Xenox Parc Guard

Michael Ravlic

Xenox Parc Worker

Byron Coll

Dock Manager

Jacque Drew

Secretary Shelly Voss

Paul Waggott

Comms Officer

Gary Young

Ambassador Ling

James Gaylyn

General Hurst

Omar Al-Sobky

Commander

Ahmed Youssef

Mercenary #1

Ara Raad

Mercenary #2

Barnie Duncan

Jonker

Steven Logan

Panelist

Jim McLarty

Tour Guide

Glen-Paul Waru

Cop #1

Ryan Lampp

Cop #2

Richard Lambeth

News Anchor #1

Serena Cotton

News Anchor #2

Jamie Irvine

News Anchor #3

Shervonne Grierson

Technician

Kylie Cushman

TV Presenter

Simon Eskow

Teacher

Gerard Johnstone

911 Operator

Erika Camacho

Tiffany

Zara Nausbaum

Sapphire

Hallie Jackson

Self

Shanti Tucker

Tech Reporter

Martin Richard

Comms Assist

Isabella Lucia Goff

Robot Dancer

Gigi Holroyd

Robot Model

Stephane Garneau-Monten

Kurt (archive footage) (uncredited)