Guest Stars Don Cheadle voices Donald Duck Paget Brewster voices Della Duck Keith Ferguson voices Flintheart Glomgold Kari Wahlgren voices Roxanne Featherly Kimiko Glenn voices Lena Jim Rash voices Gyro Gearloose Lin-Manuel Miranda voices Fenton Crackshell-Cabrera / Gizmoduck Catherine Tate voices Magica De Spell Paul F. Tompkins voices Gladstone Gander Jim Cummings voices Darkwing Duck Bobblehead