Chloe Fineman as Santa Monica

Sam Morelos as Abby

Matt Cornett as Max

Nicole Byer as Destiny

Liza Koshy as Angel

Natalie Morales as Robin

Paula Pell as Betty Spaghetti

Charlie Day as Rick Richards

Alex Moffat as DJ Don

Fernando Carsa as The Saint Bernard / Samuel Moros

Scott Connors as Ron

Emy Coligado as Margaret

Ava DeMary as Mercedes

Ellie Santos as Abby (age 7)

Mason Gozzi as Max (Age 7)

Luciana VanDette as Mercedes (Age 7)

Alina Santos as Abby (Age 12)

James Kelly as Max (Age 12)

Andy Schneeflock as Steve

Terrence Shingler as Dave

Guinevere Govea as Lily Rose

Michael Kostroff as Nurse Appleman

Kevin Craig West as Homeroom Teacher

Julia DiCesare as Celine

Ali Stoner as Nurse Customer

Elena Estér as Rita The Realtor

Shravan Venkatesh as Teenage Boy

Kevin Curtis as Judas

Ben Heineman as Dicky

Jed Feiman as Skinny Dweeb

Jillian Bell as Cashier

Elle Amyra as Lola

Grace Reiter as Nerdy Gamer

Justin Masters as Jeremy

Chad Addison as Will

Ezra Johnson as Stoner Kid #1

Tommy Armstrong as Stoner Kid #2

Ryan Micho as Ryan

Thalia Gerloff as Gamer Stacey

Stephen C. Bradbury as Gary

Melinda Tanner as Sister Betty

Sheldon Best as Additional Voice (voice)

Kaliswa Brewster as Additional Voice (voice)

Dann Fink as Additional Voice (voice)

Daphne Gaines as Additional Voice (voice)

Jess Kaliban as Additional Voice (voice)

Armando Riesco as Additional Voice (voice)

Cameron Scoggins as Additional Voice(voice)

Jessica Keenan Wynn as Additional Voice (voice)

Alberto Bonilla as Gene (uncredited)

Flynn Harper as Catholic School Student (uncredited)

Kayla LaVine as Girl in flower dress at wedding scene (uncredited)

Jimmy Mehs as Strip Club Patron (uncredited)

Celeste Oliva as Maya (uncredited)