Actors

Debi Derryberry

Actor

Jimmy Neutron (voice)

Jeffrey Garcia

Actor

Sheen Estevez (voice)

Rob Paulsen

Actor

Carl Wheezer (voice)

Carolyn Lawrence

Actor

Cindy Vortex (voice), Cindy Vortex / Tina Sue (voice), Cindy Vortex / Phantom #2 (voice), Cindy Vortex / Yuri (voice)

Frank Welker

Actor

Goddard / Special Vocal Effects (voice), Goddard / Phantom #4 / Special Vocal Effects (voice), Special Vocal Effects (voice), Goddard / Tubbs / Special Vocal Effects (voice), Goddard / Wendel / Special Vocal Effects (voice), Goddard / Tubbs / Father / Special Vocal Effects (voice), Tubbs / Special Vocal Effects (voice), Goddard / Mr. Wuggles / Special Vocal Effects (voice), Goddard / Second Guard / Special Vocal Effects (voice), Goddard / Mr. Strych / Special Vocal Effects (voice), Goddard / Tubbs / Health Inspector / Special Vocal Effects (voice)

Crystal Scales

Actor

Libby Folfax (voice), Libby Folfax / Chuck (voice), Libby Folfax / Ike (voice), Libby Folfax / Maggie (voice), Libby Folfax / Libby's Mom (voice), Libby Folfax / Student #2 (voice), Libby Folfax / Libby's Brother (voice), Libby Folfax / Ozzie (voice), Libby Folfax / Chicks (voice), Libby Folfax / Phantom #2 (voice)

Mark DeCarlo

Actor

Hugh Neutron (voice), Hugh Neutron / General / Alien Man / Emergency System / Gleason Like Creature (voice), Hugh Neutron / Man (voice), Hugh Neutron / Commercial Narrator (voice), Hugh Neutron / Mr. Vortex (voice), Hugh Neutron / Eddie / Newt / Gomer (voice), Hugh Neutron / Jenson / Skeezicks (voice), Hugh Neutron / Octopus Man (voice), Hugh Neutron / Flippy (voice), Hugh Neutron / TV Announcer (voice), Hugh Neutron / Clerk (voice), Hugh Neutron / Announcer (voice), Hugh Neutron / Instructor (voice)

Megan Cavanagh

Actor

Judy Neutron (voice), Judy Neutron / Mrs. Vortex (voice), Judy Neutron / Woman (voice), Judy Neutron / Vox (voice), Judy Neutron / Crowd Member #2 (voice), Judy Neutron / Girl (voice), Judy Neutron / Mrs. Pizza Monster (voice), Judy Neutron / Masseuse / MaternoTron (voice), Judy Neutron / Mrs. Vortex / Aunt Suzy (voice), Vox (voice), Judy Neutron / Gretchen (voice), Judy Neutron / Mrs. Moran (voice), Martian #2 (voice), Judy Neutron / Old Lady Nusbaum (voice), Mrs. Vortex / Vox (voice), Judy Neutron / Hilgo (voice), Judy Neutron / Phantom #3 (voice), Judy Neutron / Lunch Lady (voice)

Andrea Martin

Actor

Ms. Fowl (voice), Ms. Fowl / Lady (voice)

Candi Milo

Actor

Nick Dean (voice), Nick Dean / Amber (voice), Nick Dean / Phantom #1 (voice), Nick Dean / Terry (voice), Britney (voice), Nick Dean / Ignishka (voice), Female Fish (voice), Nick Dean / Germy (voice), Nick Dean / Britney (voice)

Billy West

Actor

Sam Melnick (voice), Sam Melnick / Man (voice), Sam Melnick / Corky Shimatzu (voice), Sam Melnick / Lance (voice), Sam Melnick / Corky Shimatzu / Kid (voice), Sam Melnick / Pilot (voice), TV Newscaster / Lucky Joe (voice), Sam Melnick / Corky Shimatzu / Lars (voice), Sam Melnick / Lou / Reporter (voice), Blix (voice), Corky Shimatzu (voice), Sam Melnick / Blix (voice), Corky Shimatzu / Larry Llama (voice)

Phil LaMarr

Actor

Bolbi (voice), Bolbi / TV Announcer (voice), Bolbi / Toy Executive (voice), Bolbi / Pitz / Teenager (voice)

Jim Cummings

Actor

Ultra Lord (voice), Captain Betty / Mayor (voice), Atila (voice), Popbot / Gortox / Goddard Speaking (voice), Martian #3 (voice), Mayor (voice), Mayor / Dog (voice)

Tim Curry

Actor

Professor Calamitous (voice)

Jeff Bennett

Actor

Travoltron/Barbarino (voice), Dr. Moist / Announcer (voice), Travoltron / Newscaster / Salesman (voice), Positive Jimmy / Negative Jimmy / Macho Jimmy (voice)

Tom Kenny

Actor

Nanobot #2 (voice), Copbot / Interviewer (voice), Max / Wilderman / Mr. Moodini (voice), WL3000 (voice)

Kath Soucie

Actor

Betty Quinlan (voice)

Corey Burton

Actor

Spamdini (voice), Rayburn (voice), Head Monk (voice), Dr. Dark / Pizza Monster (voice)

Maurice LaMarche

Actor

Zix / Ticket Taker (voice), Goddard Digital Voice (voice), Zix / Tee / Reporter (voice)

Joe Lala

Actor

Mr. Estevez (voice)