Kyle Massey. By the way, it's spelt Milo. The first answer was me, just not signed in.
Justin Roiland plays Oscar in fish hooks.
oscar
Kari_Wahlgren:)
Steven Christopher Parker
Alex Hirsch
John DiMaggio
dona snyder
= Kari Wahlgren =
Kyle Massey.hope that helped you =)
Justin Roiland
kyle massy
Greg Cipes