Rick Sanchez / Morty Smith (voice) / Mr. Poopybutthole (voice)

Justin Roiland

Summer Smith (voice) / Dream Summer (voice) / Glenn's Wife (voice)

Spencer Grammer

Beth

Sarah Chalke

Jerry Smith (voice)

Chris Parnell

(voice) / Additional Voices (voice) / Jessica (voice)

Kari Wahlgren

Squanchy

Tom Kenny

Additional Voices (voice) / Birdperson (voice) / Mr. Nimbus (voice)

Dan Harmon

Additional Voices (voice) / King of the Sun (voice) / Morty Jr. (voice)

Maurice LaMarche

Alison Brie

Steve Buscemi

Paul Fleishman (voice) / Additional Voices (voice) / (voice)

Ryan Ridley

Jennifer Coolidge

Additional Voices (voice) / (voice) / Alien Waiting in Line

Nolan North

Mr. Goldenfold (voice) / Additional Voices (voice) / Mr. Goldenfold

Brandon Johnson

Rick Sanchez (voice)

Ian Cardoni

Morty Smith (voice)

Harry Belden

Fred Stoller

Tammy Gueterman (voice) / Tricia Lange (voice) / Miss Lead (voice)

Cassie Steele

Kendra (voice) / Birddaughter / Amy (voice)

Lauren Tom

Phil LaMarr

(voice) / Additional Voices (voice) / Mr. Twist (voice)

Rob Schrab

(voice) / Brad (voice) / Additional Voices (voice)

Echo Kellum

(voice) / Additional Voices (voice) / Snake Humanoid (voice)

Nick Reczynski

President / Governor Andre Curtis (voice) / Reverse Giraffe (voice)

Keith David

Principal Gene Vagina (voice) / Principal Gene Vagina / Mr. Booby Buyer (voice)

Phil Hendrie

(voice) / Customs Gromflomite / Glen the Gromflomite (voice)

Eric Bauza

(voice) / Observer Offering Money (voice) / General Carl

Troy Baker

(voice) / Quick Mystery Host / Last Will and Testimeow: Weekend at Dead Cat Lady's House II Announcer

Gary Anthony Williams

(voice)

Albro Lundy

Additional Voices (voice) / Assimilated Alien 3 (voice) / Quick Mystery Judge

Rob Paulsen

Gear Head (voice) / Plutonian Chat Show Host 2 / Teenager Employee (voice)

Scott Chernoff

Female Disguise / Story Train Computer (voice) / Presidentress (voice)

Tara Strong

Death Stalker Leader / Knight (voice) / Pussifer (voice)

John DiMaggio

(voice)

Debra Wilson

(voice) / Karen Jamerson / Casino Worker (voice)

Maria Bamford