Full cast of Summer Camp Island

Julia Pott

Susie (voice)

120 episodes

Oona Laurence

Hedgehog (voice)

107 episodes

Indie Nameth

Lucy (voice) / Lucy / Additional Voices (voice)

62 episodes

Lo Mutuc

Alice (voice) / Alice / Additional Voices (voice)

53 episodes

Ramone Hamilton

Max (voice)

52 episodes

Antonio Raul Garcia

Oscar (voice) / Baby Dylan (Alice) (voice)

51 episodes

Bobby Moynihan

Jimjams (voice) / Mortimer / Melvin (voice) / Mortimer (voice) / Toad Doctor / Jimjams (voice) / Additional Voices (voice) / Mortimer / Melvin / Jimjams (voice) / Toad Doctor (voice) / Jimjams / Additional Voices (voice) / Dennis (voice) / Old Log Ghost (voice) / Peach Stand Guy / Additional Voices (voice) / Tub (voice) / Melvin (voice)

47 episodes

Elliott Smith

Oscar (voice)

40 episodes

Sam Lavagnino

Pepper (voice) / King (voice) / Alien King (voice) / Additional Voices (voice) / Pepper / Alien (voice) / Pepper / King (voice)

35 episodes

Ethan Maher

Additional Voices (voice) / Puddle (voice) / Dream Boy (Susie) (voice) / Boyband (voice)

30 episodes

Fortune Feimster

Ava (voice) / Additional Voices (voice) / Vern / Dolly (voice) / Dolly (voice) / Ava / Additional Voices (voice) / Mrs. Goose (voice)

29 episodes

Naomi Hansen

Pajamas (voice) / Additional Voices (voice)

26 episodes

Nikki Castillo

Betsy (voice) / Betsy / Sarah (voice)

25 episodes

Asher Bishop

Oscar (voice)

21 episodes

Alexa Nisenson

Alexa (voice)

21 episodes

Andre Robinson

Oliver (voice) / Additional Voices (voice) / Decent Boi (Hedgehog) (voice)

21 episodes

Lesley Nicol

Ramona (voice) / Ramona / Additional Voices (voice) / Ramona / Emma (voice) / Ramona / Mo (voice)

20 episodes

Mike Birbiglia

Howard (voice)

17 episodes

Cole Sanchez

Additional Voices (voice) / Ghost Dad Cole (voice) / Alligator 1 (voice) / Ghost Dad #2 (voice) / Freddie (voice) / Yeti Orderly (voice) / Vann (voice) / Alligator Chef (voice) / Salt Parasite (voice) / Frog King (voice)

17 episodes

Alia Shawkat

Blanche (voice) / Butter Goth (voice) / Cinnamon Raisin Toast (voice) / Blanche / Werefloer (voice)

16 episodes

Whoopi Goldberg

Barb (voice)

16 episodes

Kimiko Glenn

Margot (voice) / Margot / Additional Voices (voice) / Margot / Ski Bat (voice) / Additional Voices (voice)

15 episodes

Kent Osborne

Additional Voices (voice) / Chet (voice) / Ghost Dad Kent (voice) / Grigory Midnight / Additional Voices (voice) / Alligator Chef (voice) / Ghost Dad #1 (voice)

14 episodes

Faye Larkin

Mildred (voice) / Lil' M (voice)

13 episodes

Alfred Molina

Andy (voice) / Additional Voices (voice) / Monster Under the Bed (voice) / Monster Under the Bed / Oscar's Dad (voice)

12 episodes

Kathleen Wilhoite

Sue (voice) / Oscar's Mom (voice)

12 episodes

Julian Edwards

Pepper (voice) / Additional Voices (voice) / Pepper / Additional Voices (voice)

12 episodes

Cedric the Entertainer

Moon (voice) / Additional Voices (voice)

11 episodes

Jo Firestone

Mallory (voice)

11 episodes

Kevin Michael Richardson

Additional Voices (voice) / Waylon (voice) / Langston / Waylon (voice) / Auctioneer (voice) / Toast Ghost (voice) / Professor (voice) / Yeti Elder (voice) / Time (voice)

11 episodes

Roz Ryan

Additional Voices (voice) / Tammy / Patrice (voice) / Tammy (voice) / Elder (voice) / The Death Cap (voice) / Patrice (voice) / Grandma Tumpet (voice)

10 episodes

Aparna Nancherla

Opie (voice) / Opie / Agatha (voice) / Opie / Additional Voices (voice) / Oddjobs (voice) / Additional Voices (voice)

9 episodes

Stephen Root

Stuart (voice) / Prime Monister (voice) / Dean Stuart / Additional Voices (voice) / Additional Voices (voice)

8 episodes

Richard Kind

Shark (voice) / Additional Voices (voice) / Hedgehog's Dad (voice)

7 episodes

Rylee Alazraqui

Additional Voices (voice) / Alien (voice)

7 episodes

Maria Bamford

Sandy (voice) / Polly (voice) / The Royal Mush (voice) / Puffer Fish (voice) / Toothpaste (voice) / Foghorn (voice)

7 episodes

Niki Yang

Heather D / Rosie (voice) / Heather D (voice) / Egg (voice) / Batilda (voice) / Shortcake (voice) / Additional Voices (voice)

7 episodes

Elijah Wood

Saxophone (voice)

6 episodes

Max Mitchell

Prophecy Alien (voice) / Patootie (voice) / Additional Voices (voice) / Jeremiah (voice)

6 episodes

Mykal-Michelle Harris

Lem (voice) / Lem / Additional Voices (voice)

6 episodes

Luke Lowe

Additional Voices (voice) / Basketball (voice)

5 episodes

Keith Ferguson

Additional Voices (voice) / Ghost Pendarvis (voice) / FM Dog (voice)

5 episodes

Laraine Newman

Hedgehog's Mom (voice) / Hedgehog's Mom / Additional Voices (voice) / Additional Voices (voice)

5 episodes

Jeremy Crutchley

Additional Voices (voice) / Frog Musician (voice) / Theo (voice)

5 episodes

Melanie Lynskey

Sun (voice)

4 episodes

Daphne Thomas

Lem (voice)

4 episodes

Paula Poundstone

Paulette (voice)

4 episodes

Gaille Heidemann

Helen (voice) / Additional Voices (voice)

4 episodes

Doug Benson

Bassoon (voice) / Bassoon / Additional Voices (voice)

4 episodes

Xavier Patterson

Ghost the Boy (voice)

4 episodes

Scarlett Rose

Additional Voices (voice)

4 episodes

Toks Olagundoye

Additional Voices (voice)

4 episodes

Julian Barratt

Poppawoppa (voice) / Sandwich Monk (voice)

4 episodes

Stefan Johnson

Moon (voice) / Additional Voices (voice)

4 episodes

Vanessa Lee Chester

Nancy (voice) / Nancy / Minituni (voice)

4 episodes

Shirley Henderson

Mum (voice) / Additional Voices (voice)

4 episodes

Betsy Sodaro

Skadi (voice)

3 episodes

Wallace Shawn

Barry (voice) / Pete (voice) / Morris Mole (voice)

3 episodes

Sally Struthers

Rose (voice) / Additional Voices (voice)

3 episodes

Jason Maybaum

Fife (voice)

3 episodes

Frances Conroy

Ms. Clearinet (voice) / Lead Patrol Elf (voice)

3 episodes

Remy Edgerly

Mystical Alien (voice) / Noodle (voice) / Noodle / Additional Voices (voice)

3 episodes

Kate Berlant

Striped Horse (voice)

3 episodes

John Early

Bearded Sheep (voice)

3 episodes

Sunita Mani

Lucyola (voice) / Additional Voices (voice)

3 episodes

Ashley Jensen

Miss Mary (voice)

3 episodes

Alex Lawther

Mildred's Friend / Additional Voices (voice) / Mildred's Friend (voice)

3 episodes

Dylan Alvarado

King (voice) / Frog Prince (voice)

3 episodes

Issac Ryan Brown

Max (voice)

2 episodes

Maggie Lowe

Additional Voices (voice)

2 episodes

Daniel Hagen

Additional Voices (voice)

2 episodes

Eric Bauza

Additional Voices (voice)

2 episodes

Dexter Hobert

Additional Voices (voice)

2 episodes

Caleb McLaughlin

Ghost (voice)

2 episodes

Mattea Quin

Lem (voice)

2 episodes

Kate Flannery

Georgina (voice)

2 episodes

Don Lake

Additional Voices (voice) / Doc Hogsbottom (voice)

2 episodes

Isobel Chinnery

Ramona Age 8 (voice)

2 episodes

Shen Yao

Additional Voices (voice)

2 episodes

Kate Micucci

Additional Voices (voice) / Accordion (voice)

2 episodes

Fred Melamed

Monk Receptionist (voice) / Monk Receptionist / Additional Voices (voice)

2 episodes

Audrey Wasilewski

Red Haired Moom (voice) / Yeti Nurse (voice)

2 episodes

Keith David

Lithophone (voice) / Tummy (voice)

2 episodes

Lauren Lapkus

Olf (voice)

2 episodes

Lauren Mei

Additional Voices (voice) / Kid Mouse 2 (voice)

2 episodes

Mia Lynn Bangunan

Baklava (voice) / Kid Mouse 1 (voice)

2 episodes

Quinn Minichino Eakins

Moonbeam (voice)

2 episodes

Sarah Lloyd

Sarah (voice)

2 episodes

Georgie Glenn

Adult Mildred (voice)

2 episodes

Joanna Lumley

Adult Susie (voice)

2 episodes

Ian Chen

Pale Dog (voice)

2 episodes

Keith Szarabajka

Additional Voices (voice)

1 episode

Brycen Taylor Hall

Additional Voices (voice)

1 episode

O'Neill Monahan

Additional Voices (voice)

1 episode

Cooper Yarovinsky

Additional Voices (voice)

1 episode

Nat Faxon

Popular Banana Split (voice)

1 episode

Tyler Williams

Additional Voices (voice)

1 episode

Brenda Vaccaro

Godmonster (voice)

1 episode

Lorraine Bracco

Werewolf Queen (voice)

1 episode

Juju Journey Brener

Additional Voices (voice)

1 episode

Brian Baumgartner

Storm Cloud (voice)

1 episode

Bobcat Goldthwait

Monk Voice (voice)

1 episode

Lori Petty

Ms. Pinch (voice)

1 episode

Garrett Davis

Toothpaste (voice)

1 episode

Jane Lynch

Skadi's Mom (voice)

1 episode

Rachel Dratch

Bernadette (voice)

1 episode

Carol Kane

Barb Jr. (voice)

1 episode

Wanda Sykes

Ethel (voice)

1 episode

John Hodgman

Bartholomole (voice)

1 episode

Kathleen Turner

Mole Judge (voice)

1 episode

Justin Felbinger

Dungeon Doug (voice)

1 episode

Jack Stanton

Additional Voices (voice)

1 episode

Cooper J. Friedman

Caboodle (voice)

1 episode

Steve Berg

Harry (voice)

1 episode

Melissa Villaseñor

Psychic (voice)

1 episode

Bella Ramsey

Ramona Age 15 (voice)

1 episode

Lucian Perez

Glazed Ham (voice)

1 episode

Austen Alazraqui

Additional Voices (voice)

1 episode

Hudson Cordero

Additional Voices (voice)

1 episode

Henry Holcomb

Additional Voices (voice)

1 episode

Ashly Burch

Additional Voices (voice)

1 episode

Loretta Devine

Sea Cow (voice)

1 episode

Cole Escola

Sea Slug (voice)

1 episode

Elsie Fisher

Sea Snail (voice)

1 episode

Scott Hoying

Blobfish (voice)

1 episode

Eva Victor

Sea Susie (voice)

1 episode

Archie Engelhardt

Additional Voices (voice)

1 episode

Julian Glander

Additional Voices (voice)

1 episode

Olivia Kidder

Additional Voices (voice)

1 episode

Gina Randle

Additional Voices (voice)

1 episode

Travis McElroy

Cutie (voice)

1 episode

Fred Stoller

Ghost the Earnest (voice)

1 episode

Lorraine Toussaint

Emily Ghost (voice)

1 episode

Lolly Adefope

Snowflake (voice)

1 episode

Danny Pudi

Cookiesmell (voice)

1 episode

Lola Valentina Keaton

Additional Voices (voice)

1 episode

Bob Balaban

Gerald (voice)

1 episode

Richard Masur

The Broom Maker (voice)

1 episode

Dee Bradley Baker

Stair Rabbit (voice)

1 episode

Aimee Mann

Siren (voice)

1 episode

Thomas Herpich

Carl (voice)

1 episode

Poppy DeAbaitua

Young Susie (voice)

1 episode

Alice Pott

New Susie (voice)

1 episode

Chris Fleming

Professor Q (voice)

1 episode

Kate Dickie

Professor Elliot (voice)

1 episode

Iris Bahr

Mother Mouse (voice)

1 episode

Tony Curran

Ryan (voice)

1 episode

Mathieu Szymkowiak

Papa Mouse (voice)

1 episode

LaTanya Richardson Jackson

Queen Bee (voice)

1 episode

Yara Shahidi

Beanie (voice)

1 episode

Momona Tamada

Bethie (voice)

1 episode

Sacha Dhawan

Miracle Rabbit (voice)

1 episode

Isla Ashworth

Young Mildred (voice)

1 episode

Joshua Das

Additional Voices (voice)

1 episode

Laura Dickinson

Additional Voices (voice)

1 episode

Daniel Dunlap

Additional Voices (voice)

1 episode

Seo Kim

Additional Voices (voice)

1 episode