Ooblar

Norad Officer

Zachery

Nick Dean

Jimmy Neutron

Sheen Estevez

Chris

Goddard

Sheen's Dad

Bobby

Judy Neutron

Hyperactive Kid

Little Girl

Cindy Vortex

Octapuke Kid

Poultra

King Goobot

Guard

Ultra Lord

Yokian Incubator Operator

Libby Folfax

Carl Wheezer

Gus

Hugh Neutron

Ms. Fowl

Screamer