'Weird Al' Yankovic: Alpocalypse

'Weird Al' Yankovic

as Self

Charles Nelson Reilly

as Self (archive footage)

Keegan-Michael Key

as Gangsta #2

Jordan Peele

as Gangsta #1

Donny Osmond

as Dancer

Tom Kenny

as Self

Holly Beavon

as Madonna

Seth Green

as White Nerd #2