Anna Kendrick Poppy (voice) Justin Timberlake Branch (voice) Camila Cabello Viva (voice) Eric André John Dory (voice) Amy Schumer Velvet (voice) Andrew Rannells Veneer (voice) Daveed Diggs Spruce (voice) Troye Sivan Floyd (voice) Kid Cudi Clay (voice) Zosia Mamet Crimp (voice) Zooey Deschanel Bridget (voice) Kunal Nayyar Guy Diamond (voice) Kenan Thompson Tiny Diamond (voice) Christopher Mintz-Plasse King Gristle (voice) Ron Funches Cooper (voice) Anderson .Paak Prince D (voice) Patti Harrison Brandy (voice) Walt Dohrn King Peppy / Cloud Guy (voice) Kevin Michael Richardson Mr. Dinkles (voice)