Ryan Reynolds

Cal / The Man Upstairs

John Krasinski

Bea's Dad / Marshmallow

Cailey Fleming

Bea

Phoebe Waller-Bridge

Blossom (voice)

Louis Gossett Jr.

Lewis (voice)

Steve Carell

Blue (voice)

Fiona Shaw

Grandmother

Bobby Moynihan

Alan Kim

Benjamin

Matt Damon

Flower (voice)

Emily Blunt

Unicorn (voice)

Vince Vaughn

(voice)

Sam Rockwell

Guardian Dog (voice)

Maya Rudolph

Alligator (voice)

Sebastian Maniscalco

Magician Mouse (voice)

Richard Jenkins

Art Teacher (voice)

Christopher Meloni

Cosmo (voice)

Awkwafina

Bubble (voice)

Jon Stewart

Robot (voice)

Liza Colón-Zayas

Catharine Daddario

Matthew Rhys

Ghost (voice)

Keegan-Michael Key

Slime (voice)

Bradley Cooper

Ice (voice)

George Clooney

Spaceman (voice)

Amy Schumer

Gummy Bear (voice)

Blake Lively

Octopuss (voice)