Bea

Cailey Fleming

Cal

Ryan Reynolds

Grandmother

Fiona Shaw

Marshmallow

John Krasinski

Alan Kim

Bobby Moynihan

Benjamin

Alan Kim

Blue (voice)

Steve Carell

Blossom

Phoebe Waller-Bridge

Janet

Liza Colón-Zayas

Lewis

Louis Gossett Jr.

Willa Winters

Mellanie Hubert

Arlette Aponte

Michael Sarnoski

Coney Island Park Goer

Arlette Aponte

Park Guest

Holden Goodman

Spaceman

George Clooney

Coney Island Day Tripper

Gay Haubner

Bea's Mom

Catharine Daddario

Ice

Bradley Cooper

Beach Goer

Jason Latief Anderson

Flower

Matt Damon

Bea (Ages 3 & 5)

Audrey Hoffman

Child Patient

Madison Jessica Bennett

Unicorn (voice)

Emily Blunt

Receptionist

Laquet Sharnell Pringle

Pedestrian

Kelly Alejandra Cantoral

Alligator

Maya Rudolph

Deli Guy

Ed Herbstman

Linda Glisson Clarkson

Sterling Mak Chan

Woman Upstairs

Barbara Andres

Robot

Jon Stewart

Coney Island Visitor

Linda Glisson Clarkson

Slime (voice)

Keegan-Michael Key

Custodian

Alexander Rivero

Hospital Receptionist

Shauna Pinkett

Pedestrian

Jaymee Epperson

7 Year-Old Girl

Sa'Raya Paris Johnson

Guardian Dog

Sam Rockwell

Patient

Emelia Camille Harewood

Magician Mouse

Sebastian Maniscalco

Coffee Shop Barista

Marta Siteiya Moipei

Cosmo

Christopher Meloni

Young Jeremy

David Weissmann

Art Teacher

Richard Jenkins

Bubble (voice)

Awkwafina

Ghost

Matthew Rhys

Gummy Bear

Amy Schumer

Banana

Bill Hader

Octopuss (voice)

Blake Lively

Keith

Brad Pitt

Viola (voice)

Allyson Seeger

Radio Man (uncredited)

Craig 'Radio Man' Castaldo

Girl(voice)

Sharleen Shayan