Zendaya as Rachel

Keith David as King Cascade

Beyoncé as Queen Gaia

Nicki Minaj as Princess Iris

Zac Efron as Dylan

Anderson. Paak as Prince D

Ron Funches as Cooper

George Clinton as King Quincy

Mary J Blige as Queen Essence

Jack McBrayer as Jangle

Dwight Schultz as Karl

Kat Graham as Rhythm and Blues

Michael-Leon Wooley as Lownote Jones