'Rick and Morty' Cast and Guest Stars

'Rick and Morty' Main Cast

Since Rick and Morty premiered in December 2013, it has not only increased its ratings, but also beat out its competitors. Rick and Morty consistently wins its timeslot. The great cast is one of the reasons it's such a hit. Find out who is behind the characters in this list.

Justin Roiland / Rick / Mort / Mr. Poopybutthole

Justin Roiland is the creator of Rick and Morty. You may recognize his voice as the Earl of Lemongrab on Adventure Time (unacceptable!); Blendin Blandin on Gravity Falls; ​ Oscar on Fish Hooks; and Chris on Out There. Justin Roiland is also a writer on Rick and Morty and on Fish Hooks. In 2015, he won the Behind the Voice Actors Award for Best Male Lead Vocal Performance in a Television Series - Comedy/Musical for playing Rick Sanchez on Rick and Morty.

Chris Parnell / Jerry

Chris Parnell is one of the most hard-working actors in Hollywood, whose name you might not know. He's famous for acting in live-action TV shows and movies, like Saturday Night Live, 30 Rock, Anchorman: The Legend of Ron Burgundy and Drunk History. You probably recognize his voice. He plays Cyril on Archer; Snoot on Dawn of the Croods; and Mr. Peabody on The Mr. Peabody & Sherman Show. He has been nominated for a Behind the Voice Actors Award.

Spencer Grammer / Summer

You might recognize Spencer Grammer as Asheligh, from the short-lived Mr. Robinson, or Jean Cassidy on Chicago P.D., or Casey Cartwright in Greek. She is perhaps most famous for being the daughter of Kelsey Grammer (Cheers and Frasier).

Sarah Chalke / Beth

Sarah Chalke is very recognizable, because she's played roles on several live-action TV shows. You may have seen her as Angie on Cougar Town; Stella on How I Met Your Mother; or Amy on Backstrom. She's probably most famous for playing Dr. Elliot Reid on Scrubs. As a voice-over actress, she plays Magee in both Prep & Landing Christmas specials. She has been nominated for a Behind the Voice Actors Award for playing Beth on ​Rick and Morty.

Kari Wahlgren / Jessica

Kari Wahlgren is a veteran voice-over actress. She has voiced many roles in both animated movies and TV cartoons. You might recognize her voice from playing Shandra on  Gravity Falls; Sissy Salad on Pig Goat Banana Cricket; Mrs. Yakamora on The Mr. Peabody and Sherman Show; Joan Grody on  Teenage Mutant Ninja Turtles; Tigress on Kung Fu Panda: Legends of Awesomeness; and Suzy on Phineas and Ferb. She has also voiced characters for DC video games, like Black Canary and Hawkgirl in Lego Batman 3: Beyond Gotham. In 2013, she won Best Voice Actress of the Year at the Behind the Voice Actors Awards.

Ryan Ridley / Cousin Nicky / Roy's Doctor

Ryan Ridley doesn't have a long list of voice-over credits to his name because he's too busy behind the scenes. Ryan Ridley is a writer on Rick and Morty. Previously, he was writing for Community. He also played the Delivery Man on The Sarah Silverman Program.

Tom Kenny / Squanchy

If you're a fan of TV cartoons, Tom Kenny is a household name to you. It's almost easier to list which TV cartoons he isn't on. He's world-famous for playing SpongeBob SquarePants. He also plays the Ice King on Adventure Time; Dr. Octavius on Ultimate Spider-Man; Mayor on The Powerpuff Girls; Ryan on Clarence; and Doc Rockwell on Teenage Mutant Ninja Turtles. He has won two Annie Awards for Outstanding Achievement in Voice Acting, and two Behind the Voice Actors Awards.

Maurice LaMarche / Abradolph Lincler / Eyeholes Announcer

Maurice LaMarche is another award-winning voice-over actor who works on nearly every hit TV cartoon. He plays Yosemite Sam on Wabbit; Tickula on Turbo FAST; Aiwei on The Legend of Korra; Grand Master Wizard on Adventure Time; and Kif on Futurama. He won two Emmy Awards for Outstanding Voice-Over Performance for Futurama. He has also won one Annie Award and two Behind the Voice Actors Awards.

Phil Hendrie / Principal Vagina

Phil Hendrie is known in Hollywood for comedy. You may recognize his voice from playing Frida Waterfall in Futurama: Into the Wild Green Yonder; Little John on King of the Hill; the Announcer on TripTank; and some of the characters on Futurama.

Dan Harmon / Birdperson

Dan Harmon (pictured left) has worked with Justin Roiland (pictured right) for years. They were both writers on Community and The Sarah Silverman Program. They are also both writers and executive producers for Rick and Morty. Harmon played Dr. Jekyll in Mary Shelley's Frankenhole. Harmon won an Emmy award, not for voice-over acting, but for helping write the music and lyrics to "Hugh Jackman Opening Number" for the 2009 Academy Awards.

'Rick and Morty' Guest Stars

Rick and Morty is the kind of TV cartoon that attracts famous and talented guest stars. Many notable actors and actresses have voiced characters for Rick and Morty.

• Stephen Colbert (The Late Show with Stephen Colbert) as Zeep
• John Oliver (Last Week Tonight with John Oliver) as Dr. Xenon Bloom
• Jemaine Clement (Flight of the Conchords) as Fart
• Keegan-Michael Key and Jordan Peele (Key and Peele) as Fourth-Dimensional Testicle Monsters
• Christina Hendricks (Joan, Mad Men) as Unity
• Tricia Helfer (Number Six, Battlestar Galactica) as Donna Gueterman
• Gary Cole (Office Space) as Alien Doctor
• Patton Oswalt (Billy, Agents of S.H.I.E.L.D.) as Beta 7
• Werner Herzog (Director, Encounters at the End of the World) as Alien in Wheelchair
• Kurtwood Smith (That '70s Show) as General Nathan
• Dana Carvey (Saturday Night Live) as Leonard
• David Cross (Arrested Development) as Prince Nebulon
• Alfred Molina (Doctor Octopus, Spider-Man 2) as The Devil 
• Rob Paulsen (Donatello, Teenage Mutant Ninja Turtles) as the Centaur
• Tress MacNeille (Agnes Skinner, The Simpsons) as the Caretaker
• Tara Strong (Twilight Sparkle, My Little Pony: Friendship Is Magic) as the Doctor