After discovering she can see everyone's imaginary friends, a girl embarks on a magical adventure to reconnect forgotten imaginary friends with their kids.
Cailey Fleming
Bea
Ryan Reynolds
Cal
John Krasinski
Dad / Marshmallow (voice)
Fiona Shaw
Grandmother
Steve Carell
Blue (voice)
Phoebe Waller-Bridge
Blossom (voice)
Louis Gossett Jr.
Lewis (voice)
Alan Kim
Benjamin
Liza Colón-Zayas
Janet
Bobby Moynihan
Jeremy
Awkwafina
Bubble (voice)
Emily Blunt
Unicorn (voice)
George Clooney
Spaceman (voice)
Bradley Cooper
Ice (voice)
Matt Damon
Flower (voice)
Bill Hader
Banana (voice)
Richard Jenkins
Art Teacher (voice)
Keegan-Michael Key
Slime (voice)
Blake Lively
Octopuss (voice)
Sebastian Maniscalco
Magician Mouse (voice)
Christopher Meloni
Cosmo (voice)
Sam Rockwell
Guardian Dog (voice)
Maya Rudolph
Alligator (voice)
Amy Schumer
Gummy Bear (voice)
Jon Stewart
Robot (voice)
Craig 'Radio Man' Castaldo
Radio Man (uncredited)