Captain Hah Re/Dr. Harry Vanderspeigle

Alan Tudyk

Asta Twelvetrees

Sara Tomko

Sheriff Mike Thompson

Corey Reynolds

D'Arcy Bloom

Alice Wetterlund

Ben Hawthorne

Levi Fiehler

Deputy Liv Baker

Elizabeth Bowen

Kate

Meredith Garretson

Max Hawthorne

Judah Prehn

Guest

Ben Cotton

Guest

Elvy Yost

Dan Twelvetrees

Gary Farmer

Judy Cooper

Jenna Lamia

Jay

Kaylayla Raine

Sahar Karimi

Gracelyn Awad Rinke

Ellen Cho

Diana Bang

Kayla

Sarah Podemski

David Logan

Alex Barima

General Eleanor McCallister

Linda Hamilton

Alien Harry Double / Puppeteer #1 / Puppeteer

Keith Arbuthnot

Detective Lena Torres

Nicola Correia Damude

Peter Bach / Peter Bach (voice)

Terry O'Quinn

Joseph Rainier

Enver Gjokaj

Bridget (voice) / Bridget / Bridget(voice)

Andrea Geones

Lisa Casper

Mandell Maughan

John

Trevor Carroll

Abigail Hodges

Deborah Finkel

Robert

Paul Piaskowski

Isabelle

Elvy

Dr. Ethan Stone

Michael Cassidy

42 (voice) / Octopus (voice)

Nathan Fillion

Elliott

Justin Rain

Debra

Ethel Pitchford

Heather

Edi Patterson

Lieutenant Hill / Major Hill

Rachel Colwell

Puppeteer #2

Geoff Redknap

Howard Wright

Michael Adamthwaite

Bobby Smallwood

Kesler Talbot

Lewis Thompson / Lewis

Alvin Sanders

Mantid (voice)

Clancy Brown

Puppeteer #3

Mike Fields