Will Arnett
(Red (voice))
Patton Oswalt
(White (voice))
Seth Rogen
(Ian (voice))
Rihanna
(Kayla (voice))
Donna Murphy
(Girl in Kayla's Dream (voice))
Anna Faris
(Mom Hand (voice))
Yvette Nicole Brown
(Orange (voice))
Michael Cera
(Dr. Mario (voice))
Amy Poehler
(Sister Hand (voice))
Elijah Wood
(Green (voice))
Danny McBride
(Blue (voice))
Neil Casey
(Random Person (voice))
Patton Oswalt
(Random Person (voice))
Leah Lewis
(Crystal (voice))