Resident Alien S1-S4

Alan Tudyk

Harry Vanderspeigle

Sara Tomko

Asta Twelvetrees

Corey Reynolds

Sheriff Mike Thompson

Alice Wetterlund

D'Arcy Bloom

Levi Fiehler

Mayor Ben Hawthorne

Elizabeth Bowen

Deputy Liv Baker

Judah Prehn

Max Hawthorne

Meredith Garretson

Kate Hawthorne

Gary Farmer

Dan Twelvetrees

Jenna Lamia

Judy Cooper

Kaylayla Raine

Jay

Gracelyn Awad Rinke

Sahar

Diana Bang

Nurse Ellen Cho

Linda Hamilton

General Eleanor Wright

Sarah Podemski

Kayla

Alex Barima

David Logan

Keith Arbuthnot

Alien Harry Double

Keith Arbuthnot

Puppeteer #1

Keith Arbuthnot

Puppeteer

Andrea Geones

Bridget

Andrea Geones

Baby Alien